// JavaScript Document
function Navover(obj,n)
{
	var navtext=obj.innerHTML;
	//document.getElementById("navtable").bgColor=navtext;
	//opacity:0.5;
	document.getElementById("navtable").style.backgroundImage="url(yd/s"+n+".jpg)"
	obj.parentNode.style.backgroundImage="url(yd/"+obj.parentNode.id+".png)";


}

function TextBoxOnKeyPress(event) {
    event = event || window.event;
    var eKeyCode = event.keyCode;

    if (eKeyCode == 13) {
        return true;
    }
    else {
        return false;
    }
}

function getClientOs() {
    var OsObject = "";
    if (navigator.userAgent.indexOf("MSIE") > 0) {
        return "MSIE";
    }
    if (isFirefox = navigator.userAgent.indexOf("Firefox") > 0) {
        return "Firefox";
    }
    if (isSafari = navigator.userAgent.indexOf("Safari") > 0) {
        return "Safari";
    }
    if (isCamino = navigator.userAgent.indexOf("Camino") > 0) {
        return "Camino";
    }
    if (isMozilla = navigator.userAgent.indexOf("Gecko/") > 0) {
        return "Gecko";
    }
}   


function Navout(obj)
{
	document.getElementById("navtable").style.backgroundImage="url(yd/s3.jpg)"
	//document.getElementById("navtable").bgColor="#666666";
	obj.parentNode.style.backgroundImage="";
}

function ScrollImgLeft(){
var speed=20
var scroll_begin = document.getElementById("scroll_begin");
var scroll_end = document.getElementById("scroll_end");
var scroll_div = document.getElementById("scroll_div");
scroll_end.innerHTML=scroll_begin.innerHTML
function Marquee(){
    if(scroll_end.offsetWidth-scroll_div.scrollLeft<=0)
      scroll_div.scrollLeft-=scroll_begin.offsetWidth
    else
      scroll_div.scrollLeft++
}
var MyMar=setInterval(Marquee,speed)
scroll_div.onmouseover=function() {clearInterval(MyMar)}
scroll_div.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
}

function pagenavchange(pageid){
			var pagenav=document.getElementById(pageid);
			pagenav.style.backgroundImage="url('yd/arrow-b.png')";
			pagenav.getElementsByTagName("font")[0].color="#FFFFFF";
}

function getElementsName(tag,eltname){
  var elts=document.getElementsByTagName(tag);
  var count=0;
  var elements=[];
  for(var i=0;i<elts.length;i++){
     if(elts[i].getAttribute("name")==eltname){
        elements[count++]=elts[i];
     }
  }
  return elements;
}