var max_page_height = 700;
var agt=navigator.userAgent.toLowerCase();
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
               && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
               && (agt.indexOf('webtv')==-1));
var is_major = parseInt(navigator.appVersion);
var is_opera = (agt.indexOf("opera") != -1);
var not_nav6 = (is_nav && (is_major < 5));
var isNN=(navigator.appName=="Netscape");

var is_opera7 = (is_opera && agt.indexOf("7.")!=-1);
var is_opera6 = (is_opera && !is_opera7);

if(!document.getElementById){
	if(eval){
	   document.getElementById = eval
	}
}

var isIE = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
if(isIE){
   var url = "style/mainstyleIE.css"
   var e = document.createElement("link");
   e.href = url;
   e.rel="stylesheet";
   e.type="text/css";
   document.getElementsByTagName("head")[0].appendChild(e);
}

var my_height;
function detect_height()
{/*   version 1.4.0.00 */
	if(isNN){
		if(not_nav6){
			my_height=window.innerHeight+5;
		}else{
			my_height=window.innerHeight;
		}
	}else if(is_opera){
		my_height=window.innerHeight;
	}else{
		my_height=document.body.clientHeight;
	}
}
//detect_height()

//window.onresize = resizer
//window.onerror = handle_error
var msg_array = new Array()
var url_array = new Array()
var lno_array = new Array()

function handle_error(msg,url,lno)
{/*   version 1.4.0.01 */
   msg_array[msg_array.length] = msg
   url_array[url_array.length] = url
   lno_array[lno_array.length] = lno
   pom = "*** Mssg No. : "+msg_array.length
   pom+= (lno_array.length>0) ? " (ln:"+lno_array[0]+")" : ""
   window.status = pom
   return true
}

function MenuOver($key)
{
   currClassName = document.getElementById("upperMenuButton"+$key).className;
   if(currClassName != "upperMenuButtonOn")
      document.getElementById("upperMenuButton"+$key).className = "upperMenuButtonOv";
}
function MenuOut($key)
{
   currClassName = document.getElementById("upperMenuButton"+$key).className;
   if(currClassName != "upperMenuButtonOn")
      document.getElementById("upperMenuButton"+$key).className = "upperMenuButton";
}

function ShowHideDetails(what)
{
   myVisibility = document.getElementById(what).style.display;
   if(myVisibility == "none"){
      document.getElementById(what).style.display = "";
   } else {
      document.getElementById(what).style.display = "none";
   }
}

CurrHomeImage = 0;
CurrHomeImageTimeout = 0;
var HomeImage1 = new Image();HomeImage1.src = 'img/home/home_01.gif';
var HomeImage2 = new Image();HomeImage2.src = 'img/home/home_02_1.gif';
// var HomeImage2 = new Image();HomeImage2.src = 'img/home/home_02_2.gif';
var HomeImage3 = new Image();HomeImage3.src = 'img/home/home_03.gif';
HomeImages = new Array(HomeImage1,HomeImage2,HomeImage3);
function ChangeHomeImage(){
   if(CurrHomeImage == 3) CurrHomeImage = 0;
   if(CurrHomeImage == 0) CurrHomeImageTimeout = 5000;
   else CurrHomeImageTimeout = 4000;
   document.getElementById('HomeImage').src = HomeImages[CurrHomeImage].src;
   CurrHomeImage++;
   setTimeout("ChangeHomeImage();",CurrHomeImageTimeout);
}