function loadPage(objElement){
 var strURL = objElement.options[objElement.selectedIndex].value;
 objElement.blur();
 if(strURL=="")
 return false;
 document.sel01.select1.selectedIndex = 0;
 document.sel01.select2.selectedIndex = 0;
 document.sel01.select3.selectedIndex = 0;
 window.open(strURL);
}

function popWin02(strURL, lngWidth, lngHeight){
var objWin = window.open(strURL, "pop01","width=" + lngWidth + ",height=" + lngHeight + ",toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars = no,resizable=1");
objWin.focus();
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
 window.open(theURL,winName,features);
}

function MM_findObj(n, d) { //v4.01
 var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
 d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
 if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
 for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
 if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_showHideLayers() { //v6.0
 var i,p,v,obj,args=MM_showHideLayers.arguments;
 for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
 if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
 obj.visibility=v; }

}
function changeKeyVisual(){
 var strKey01 = "Layer1";
 var strKey02 = "Layer2";
 var strKey03 = "Layer3";

 var aryImage = new Array(strKey01,strKey02,strKey03);
 var randomNumber = Math.floor(Math.random() * aryImage.length);
 var strPath = aryImage[randomNumber];

 if(strPath == strKey01) {
 MM_showHideLayers(strKey01,'','show',strKey02,'','hide',strKey03,'','hide');
 }
 else if(strPath == strKey02) {
 MM_showHideLayers(strKey01,'','hide',strKey02,'','show',strKey03,'','hide');
 }
 else {
 MM_showHideLayers(strKey01,'','hide',strKey02,'','hide',strKey03,'','show');
 }
}