var elmHeight = "181"; // should be specified based on image size

// Extend JQuery Functionality For Custom Radio Button Functionality
jQuery.fn.extend({
    dgStyle: function () {
        // Initialize with initial load time control state
        $.each($(this), function () {
            var elm = $(this).children().get(0);
            elmType = $(elm).attr("type");
            $(this).data('type', elmType);
            $(this).data('checked', $(elm).attr("checked"));
            $(this).dgClear();
        });
        $(this).mousedown(function () { $(this).dgEffect(); });
        $(this).mouseup(function () { $(this).dgHandle(); });
    },
    dgClear: function () {
        if ($(this).data("checked") == false) {
            $(this).css("backgroundPosition", "center -" + (elmHeight * 2) + "px");
        }
        else {
            $(this).css("backgroundPosition", "center 0");
        }
    },
    dgEffect: function () {
        if ($(this).data("checked") == false)
            $(this).css({ backgroundPosition: "center -" + (elmHeight * 3) + "px" });
        else
            $(this).css({ backgroundPosition: "center -" + (elmHeight) + "px" });
    },
    dgHandle: function () {
        var elm = $(this).children().get(0);
        if ($(this).data("checked") == true)
            $(elm).dgUncheck(this);
        else
            $(elm).dgCheck(this);

        if ($(this).data('type') == 'radio') {
            $.each($("input[name='" + $(elm).attr("name") + "']"), function () {
                if (elm != this)
                    $(this).dgUncheck(-1);
            });
        }
    },
    dgCheck: function (div) {
        $(this).attr("checked", true);
        $(div).data('checked', true).css({ backgroundPosition: "center 0" });
    },
    dgUncheck: function (div) {
        $(this).attr("checked", false);
        if (div != -1)
            $(div).data('checked', false).css({ backgroundPosition: "center -" + (elmHeight * 2) + "px" });
        else
            $(this).parent().data("checked", false).css({ backgroundPosition: "center -" + (elmHeight * 2) + "px" });
    }
});

var links;

function enableTooltips(id){
var i,h;
if(!document.getElementById || !document.getElementsByTagName) return;
//AddCss();
h=document.createElement("span");
h.id="btc";
h.setAttribute("id","btc");
h.style.position="absolute";
document.getElementsByTagName("body")[0].appendChild(h);
if(id==null) 
{
	if(document.getElementById(id) != null)
	{
		links=document.getElementsByTagName("a");
	}
	
}
else 
{
	if(document.getElementById(id) != null)
    links=document.getElementById(id).getElementsByTagName("a");
}

if(links != null)
	{
		for(i=0;i<links.length;i++){
			
			Prepare(links[i]);
			}
	}
}

function Prepare(el)
{
  var tooltip,t,b,s,l;

  t=el.getAttribute("title");
  
  if(t==null || t.length==0) t="";

  el.removeAttribute("title");
  tooltip=CreateEl("span","tooltip");
  s=CreateEl("div","top");

  var thisMatch = t.split(":");
  
      if (thisMatch[1])
      {
        var testNode = document.getElementById(thisMatch[1]);
        var newNode = testNode.cloneNode(1);
        s.appendChild(newNode);
      } else
      {
        s.appendChild(document.createTextNode(t));
      }
  
  if(t.length!=0)
  {  
      tooltip.appendChild(s);
      b=CreateEl("b","bottom");

      l=el.getAttribute("href");
      
      if(l.length>30) l=l.substr(0,27)+"...";

      //b.appendChild(document.createTextNode(l));

      tooltip.appendChild(b);
      //setOpacity(tooltip);
      el.tooltip=tooltip;
      el.onmouseover=showTooltip;
      el.onmouseout=hideTooltip;
      el.onmousemove=Locate;
  }
}

function pausecomp(millis)
{
var date = new Date();
var curDate = null;

do { curDate = new Date(); }
while(curDate-date < millis);
} 

function showTooltip(e){
    //pausecomp(350);
    document.getElementById("btc").appendChild(this.tooltip);
    Locate(e);
}

function hideTooltip(e){
var d=document.getElementById("btc");
if(d.childNodes.length>0) d.removeChild(d.firstChild);
}

function setOpacity(el){
el.style.filter="alpha(opacity:95)";
el.style.KHTMLOpacity="0.95";
el.style.MozOpacity="0.95";
el.style.opacity="0.95";
}

function CreateEl(t,c){
var x=document.createElement(t);
x.className=c;
x.style.display="block";
return(x);
}

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

function Locate(e){
var posx=0,posy=0;
if(e==null) e=window.event;
if(e.pageX || e.pageY){
    posx=e.pageX; posy=e.pageY;
    }
else if(e.clientX || e.clientY){
    if(document.documentElement.scrollTop){
        posx=e.clientX+document.documentElement.scrollLeft;
        posy=e.clientY+document.documentElement.scrollTop;
        }
    else{
        posx=e.clientX+document.body.scrollLeft;
        posy=e.clientY+document.body.scrollTop;
        }
    }
document.getElementById("btc").style.top=(posy+10)+"px";
document.getElementById("btc").style.left=(posx-20)+"px";
}