// JavaScript Document
window.onload=function(){
/*Nifty("div#left-column","fixed-height big tr bl tl");*/
Nifty("div#content","big");
Nifty("div#contentwrap","normal");
Nifty("div#new-menu","normal");
Nifty("div#footnavwrap1,div#footnavwrap2,div#footnavwrap3,div#footnavwrap4","normal");
Nifty("div#footernav1,div#footernav2,div#footernav3,div#footernav4","fixed-height");
Nifty("div#left-menu2,div#leftmenuwrap","normal");
Nifty("div#articlesleftwrap,div#articlesrightwrap","big");
Nifty("div#articlesleft,div#articlesright","normal");
}
var isIE6 = navigator.userAgent.toLowerCase().indexOf('msie 6') != -1;

jQuery.fn.megamenu = function(options) {
  options = jQuery.extend({
                              activate_action: "click",
                              deactivate_action: "mouseleave",
                              show_method: "slideDown",
                              hide_method: "slideUp",
                              justify: "left",
                              enable_js_shadow: true,
                              shadow_size: 3,
                              mm_timeout: 400
                          }, options);
  var $megamenu_object = this;
  if( options.activate_action == "click" ) options.mm_timeout = 0;
  $megamenu_object.children("li").each(function(){
    jQuery(this).addClass("mm-item");
    jQuery(".mm-item").css({ 'float': options.justify });
    
    jQuery(this).find("div:first").addClass("mm-item-content");
    jQuery(this).find("a:first").addClass("mm-item-link");
    var $mm_item_content = jQuery(this).find(".mm-item-content");
    var $mm_item_link = jQuery(this).find(".mm-item-link");
    $mm_item_content.hide();
    
    jQuery(document).bind("click", function(){
      jQuery(".mm-item-content").hide();
      jQuery(".mm-item-link").removeClass("mm-item-link-hover");
    });
    jQuery(this).bind("click", function(e){
      e.stopPropagation();
    });
    $mm_item_content.wrapInner('<div class="mm-content-base"></div>');
    if(options.enable_js_shadow == true) {
      $mm_item_content.append('<div class="mm-js-shadow"></div>');
    }
    var $mm_timer = 0;
    // Activation Method Starts
    jQuery(this).bind(options.activate_action, function(e){
      e.stopPropagation();
      var mm_item_link_obj = jQuery(this).find("a.mm-item-link");
      var mm_item_content_obj = jQuery(this).find("div.mm-item-content");
      clearTimeout($mm_timer);
      $mm_timer = setTimeout(function(){ //Emulate HoverIntent
        mm_item_link_obj.addClass("mm-item-link-hover");
        mm_item_content_obj.css({
          'top': ($mm_item_link.offset().top + $mm_item_link.outerHeight()) - 1 +"px",
          'left': ($mm_item_link.offset().left) - 5 + 'px'
        })
        
        if(options.justify == "left"){
          var mm_object_right_end = $megamenu_object.offset().left + $megamenu_object.outerWidth();
                                    // Coordinates of the right end of the megamenu object
          var mm_content_right_end = $mm_item_link.offset().left + $mm_item_content.outerWidth() - 5 ;
                                    // Coordinates of the right end of the megamenu content
          if( mm_content_right_end >= mm_object_right_end ) { // Menu content exceeding the outer box
            mm_item_content_obj.css({
              'left': ($mm_item_link.offset().left - (mm_content_right_end - mm_object_right_end)) - 2 + 'px'
            }); // Limit megamenu inside the outer box
          }
        } else if( options.justify == "right" ) {
          var mm_object_left_end = $megamenu_object.offset().left;
                                    // Coordinates of the left end of the megamenu object
          var mm_content_left_end = $mm_item_link.offset().left - mm_item_content_obj.outerWidth() + 
                                    $mm_item_link.outerWidth() + 5;
                                    // Coordinates of the left end of the megamenu content
          if( mm_content_left_end <= mm_object_left_end ) { // Menu content exceeding the outer box
            mm_item_content_obj.css({
              'left': mm_object_left_end + 2 + 'px'
            }); // Limit megamenu inside the outer box
          } else {
            mm_item_content_obj.css({
              'left': mm_content_left_end + 'px'
            }); // Limit megamenu inside the outer box
          }
        }
        if(options.enable_js_shadow == true) {
          mm_item_content_obj.find(".mm-js-shadow").height( mm_item_content_obj.height() );
          mm_item_content_obj.find(".mm-js-shadow").width( mm_item_content_obj.width() );
          mm_item_content_obj.find(".mm-js-shadow").css({
            'top': (options.shadow_size) + (isIE6 ? 2 : 0) + "px",
            'left': (options.shadow_size) + (isIE6 ? 2 : 0) + "px",
            'opacity': 0.5
          });
        }
        switch(options.show_method) {
          case "simple":
                mm_item_content_obj.show();
                break;
          case "slideDown":
                mm_item_content_obj.height("auto");
                mm_item_content_obj.slideDown('fast');
                break;
          case "fadeIn":
                mm_item_content_obj.fadeTo('fast', 1);
                break;
          default:
                mm_item_content_obj.each( options.show_method );
                break;
        }
      }, options.mm_timeout);
    });
    // Activation Method Ends
    // Deactivation Method Starts
    jQuery(this).bind(options.deactivate_action, function(e){
      e.stopPropagation();
      clearTimeout($mm_timer);
      var mm_item_link_obj = jQuery(this).find("a.mm-item-link");
      var mm_item_content_obj = jQuery(this).find("div.mm-item-content");
//      mm_item_content_obj.stop();
      switch(options.hide_method) {
        case "simple":
              mm_item_content_obj.hide();
              mm_item_link_obj.removeClass("mm-item-link-hover");
              break;
        case "slideUp":
              mm_item_content_obj.slideUp( 'fast',  function() {
                mm_item_link_obj.removeClass("mm-item-link-hover");
              });
              break;
        case "fadeOut":
              mm_item_content_obj.fadeOut( 'fast', function() {
                mm_item_link_obj.removeClass("mm-item-link-hover");
              });
              break;
        default:
              mm_item_content_obj.each( options.hide_method );
              mm_item_link_obj.removeClass("mm-item-link-hover");
              break;
      }
      if(mm_item_content_obj.length < 1) mm_item_link_obj.removeClass("mm-item-link-hover");
    });
//    Deactivation Method Ends
  });
  this.find(">li:last").after('<li class="clear-fix"></li>');
  this.show();
};

var niftyOk=(document.getElementById && document.createElement && Array.prototype.push);
var niftyCss=false;

String.prototype.find=function(what){
return(this.indexOf(what)>=0 ? true : false);
}

var oldonload=window.onload;
if(typeof(NiftyLoad)!='function') NiftyLoad=function(){};
if(typeof(oldonload)=='function')
    window.onload=function(){oldonload();AddCss();NiftyLoad()};
else window.onload=function(){AddCss();NiftyLoad()};

function AddCss(){
niftyCss=true;
var l=CreateEl("link");
l.setAttribute("type","text/css");
l.setAttribute("rel","stylesheet");
l.setAttribute("href","niftyCorners.css");
l.setAttribute("media","screen");
document.getElementsByTagName("head")[0].appendChild(l);
}

function Nifty(selector,options){
if(niftyOk==false) return;
if(niftyCss==false) AddCss();
var i,v=selector.split(","),h=0;
if(options==null) options="";
if(options.find("fixed-height"))
    h=getElementsBySelector(v[0])[0].offsetHeight;
for(i=0;i<v.length;i++)
    Rounded(v[i],options);
if(options.find("height")) SameHeight(selector,h);
}

function Rounded(selector,options){
var i,top="",bottom="",v=new Array();
if(options!=""){
    options=options.replace("left","tl bl");
    options=options.replace("right","tr br");
    options=options.replace("top","tr tl");
    options=options.replace("bottom","br bl");
    options=options.replace("transparent","alias");
    if(options.find("tl")){
        top="both";
        if(!options.find("tr")) top="left";
        }
    else if(options.find("tr")) top="right";
    if(options.find("bl")){
        bottom="both";
        if(!options.find("br")) bottom="left";
        }
    else if(options.find("br")) bottom="right";
    }
if(top=="" && bottom=="" && !options.find("none")){top="both";bottom="both";}
v=getElementsBySelector(selector);
for(i=0;i<v.length;i++){
    FixIE(v[i]);
    if(top!="") AddTop(v[i],top,options);
    if(bottom!="") AddBottom(v[i],bottom,options);
    }
}

function AddTop(el,side,options){
var d=CreateEl("b"),lim=4,border="",p,i,btype="r",bk,color;
d.style.marginLeft="-"+getPadding(el,"Left")+"px";
d.style.marginRight="-"+getPadding(el,"Right")+"px";
if(options.find("alias") || (color=getBk(el))=="transparent"){
    color="transparent";bk="transparent"; border=getParentBk(el);btype="t";
    }
else{
    bk=getParentBk(el); border=Mix(color,bk);
    }
d.style.background=bk;
d.className="niftycorners";
p=getPadding(el,"Top");
if(options.find("small")){
    d.style.marginBottom=(p-2)+"px";
    btype+="s"; lim=2;
    }
else if(options.find("big")){
    d.style.marginBottom=(p-10)+"px";
    btype+="b"; lim=8;
    }
else d.style.marginBottom=(p-5)+"px";
for(i=1;i<=lim;i++)
    d.appendChild(CreateStrip(i,side,color,border,btype));
el.style.paddingTop="0";
el.insertBefore(d,el.firstChild);
}

function AddBottom(el,side,options){
var d=CreateEl("b"),lim=4,border="",p,i,btype="r",bk,color;
d.style.marginLeft="-"+getPadding(el,"Left")+"px";
d.style.marginRight="-"+getPadding(el,"Right")+"px";
if(options.find("alias") || (color=getBk(el))=="transparent"){
    color="transparent";bk="transparent"; border=getParentBk(el);btype="t";
    }
else{
    bk=getParentBk(el); border=Mix(color,bk);
    }
d.style.background=bk;
d.className="niftycorners";
p=getPadding(el,"Bottom");
if(options.find("small")){
    d.style.marginTop=(p-2)+"px";
    btype+="s"; lim=2;
    }
else if(options.find("big")){
    d.style.marginTop=(p-10)+"px";
    btype+="b"; lim=8;
    }
else d.style.marginTop=(p-5)+"px";
for(i=lim;i>0;i--)
    d.appendChild(CreateStrip(i,side,color,border,btype));
el.style.paddingBottom=0;
el.appendChild(d);
}

function CreateStrip(index,side,color,border,btype){
var x=CreateEl("b");
x.className=btype+index;
x.style.backgroundColor=color;
x.style.borderColor=border;
if(side=="left"){
    x.style.borderRightWidth="0";
    x.style.marginRight="0";
    }
else if(side=="right"){
    x.style.borderLeftWidth="0";
    x.style.marginLeft="0";
    }
return(x);
}

function CreateEl(x){
return(document.createElement(x));
}

function FixIE(el){
if(el.currentStyle!=null && el.currentStyle.hasLayout!=null && el.currentStyle.hasLayout==false)
    el.style.display="inline-block";
}

function SameHeight(selector,maxh){
var i,v=selector.split(","),t,j,els=[],gap;
for(i=0;i<v.length;i++){
    t=getElementsBySelector(v[i]);
    els=els.concat(t);
    }
for(i=0;i<els.length;i++){
    if(els[i].offsetHeight>maxh) maxh=els[i].offsetHeight;
    els[i].style.height="auto";
    }
for(i=0;i<els.length;i++){
    gap=maxh-els[i].offsetHeight;
    if(gap>0){
        t=CreateEl("b");t.className="niftyfill";t.style.height=gap+"px";
        nc=els[i].lastChild;
        if(nc.className=="niftycorners")
            els[i].insertBefore(t,nc);
        else els[i].appendChild(t);
        }
    }
}

function getElementsBySelector(selector){
var i,j,selid="",selclass="",tag=selector,tag2="",v2,k,f,a,s=[],objlist=[],c;
if(selector.find("#")){ //id selector like "tag#id"
    if(selector.find(" ")){  //descendant selector like "tag#id tag"
        s=selector.split(" ");
        var fs=s[0].split("#");
        if(fs.length==1) return(objlist);
        f=document.getElementById(fs[1]);
        if(f){
            v=f.getElementsByTagName(s[1]);
            for(i=0;i<v.length;i++) objlist.push(v[i]);
            }
        return(objlist);
        }
    else{
        s=selector.split("#");
        tag=s[0];
        selid=s[1];
        if(selid!=""){
            f=document.getElementById(selid);
            if(f) objlist.push(f);
            return(objlist);
            }
        }
    }
if(selector.find(".")){      //class selector like "tag.class"
    s=selector.split(".");
    tag=s[0];
    selclass=s[1];
    if(selclass.find(" ")){   //descendant selector like tag1.classname tag2
        s=selclass.split(" ");
        selclass=s[0];
        tag2=s[1];
        }
    }
var v=document.getElementsByTagName(tag);  // tag selector like "tag"
if(selclass==""){
    for(i=0;i<v.length;i++) objlist.push(v[i]);
    return(objlist);
    }
for(i=0;i<v.length;i++){
    c=v[i].className.split(" ");
    for(j=0;j<c.length;j++){
        if(c[j]==selclass){
            if(tag2=="") objlist.push(v[i]);
            else{
                v2=v[i].getElementsByTagName(tag2);
                for(k=0;k<v2.length;k++) objlist.push(v2[k]);
                }
            }
        }
    }
return(objlist);
}

function getParentBk(x){
var el=x.parentNode,c;
while(el.tagName.toUpperCase()!="HTML" && (c=getBk(el))=="transparent")
    el=el.parentNode;
if(c=="transparent") c="#FFFFFF";
return(c);
}

function getBk(x){
var c=getStyleProp(x,"backgroundColor");
if(c==null || c=="transparent" || c.find("rgba(0, 0, 0, 0)"))
    return("transparent");
if(c.find("rgb")) c=rgb2hex(c);
return(c);
}

function getPadding(x,side){
var p=getStyleProp(x,"padding"+side);
if(p==null || !p.find("px")) return(0);
return(parseInt(p));
}

function getStyleProp(x,prop){
if(x.currentStyle)
    return(x.currentStyle[prop]);
if(document.defaultView.getComputedStyle)
    return(document.defaultView.getComputedStyle(x,'')[prop]);
return(null);
}

function rgb2hex(value){
var hex="",v,h,i;
var regexp=/([0-9]+)[, ]+([0-9]+)[, ]+([0-9]+)/;
var h=regexp.exec(value);
for(i=1;i<4;i++){
    v=parseInt(h[i]).toString(16);
    if(v.length==1) hex+="0"+v;
    else hex+=v;
    }
return("#"+hex);
}

function Mix(c1,c2){
var i,step1,step2,x,y,r=new Array(3);
if(c1.length==4)step1=1;
else step1=2;
if(c2.length==4) step2=1;
else step2=2;
for(i=0;i<3;i++){
    x=parseInt(c1.substr(1+step1*i,step1),16);
    if(step1==1) x=16*x+x;
    y=parseInt(c2.substr(1+step2*i,step2),16);
    if(step2==1) y=16*y+y;
    r[i]=Math.floor((x*50+y*50)/100);
    r[i]=r[i].toString(16);
    if(r[i].length==1) r[i]="0"+r[i];
    }
return("#"+r[0]+r[1]+r[2]);
}

$(document).ready(function() {
  $('#ponds').hide();
  $('#Residential').hide();
  $('#Agriculture').hide();
  $('#Industrial').hide();
  $('#Commercial').hide();
  $('#Wastewater').hide();
  $('#Bioremediation').hide();
$('#ponds-link').click(function() {
    $('#ponds').toggle(400);
	$('#Residential').hide(400);
	$('#Agriculture').hide(400);
	$('#Industrial').hide(400);
	$('#Commercial').hide(400);
	$('#Wastewater').hide(400);
	$('#Bioremediation').hide(400);
    return false;
  });
  $('#Residential-link').click(function() {
    $('#Residential').toggle(400);
	$('#ponds').hide(400);
	$('#Agriculture').hide(400);
	$('#Industrial').hide(400);
	$('#Commercial').hide(400);
	$('#Wastewater').hide(400);
	$('#Bioremediation').hide(400);
    return false;
  });
  $('#Agriculture-link').click(function() {
    $('#Agriculture').toggle(400);
	$('#ponds').hide(400);
	$('#Residential').hide(400);
	$('#Industrial').hide(400);
	$('#Commercial').hide(400);
	$('#Wastewater').hide(400);
	$('#Bioremediation').hide(400);	
    return false;
  });
    $('#Industrial-link').click(function() {
    $('#Industrial').toggle(400);
	$('#ponds').hide(400);
	$('#Residential').hide(400);
	$('#Agriculture').hide(400);
	$('#Commercial').hide(400);
	$('#Wastewater').hide(400);
	$('#Bioremediation').hide(400);
	return false;
  });
      $('#Commercial-link').click(function() {
    $('#Commercial').toggle(400);
	$('#ponds').hide(400);
	$('#Residential').hide(400);
	$('#Agriculture').hide(400);
	$('#Industrial').hide(400);
	$('#Wastewater').hide(400);
	$('#Bioremediation').hide(400);
	return false;
  });
      $('#Wastewater-link').click(function() {
    $('#Wastewater').toggle(400);
	$('#ponds').hide(400);
	$('#Residential').hide(400);
	$('#Agriculture').hide(400);
	$('#Commercial').hide(400);
	$('#Industrial').hide(400);
	$('#Bioremediation').hide(400);
	return false;
  });
      $('#Bioremediation-link').click(function() {
    $('#Bioremediation').toggle(400);
	$('#ponds').hide(400);
	$('#Residential').hide(400);
	$('#Agriculture').hide(400);
	$('#Commercial').hide(400);
	$('#Wastewater').hide(400);
	$('#Industrial').hide(400);
	return false;
  });
});