/*
Title:      
Author:		
Updated:    
*/

function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}


function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}


function MM_Edu_showHideLayers() { //v3.0
  var w,i,p,v,obj,args=MM_Edu_showHideLayers.arguments;
  var winW = 803;
  if (parseInt(navigator.appVersion)>3) {
   if (navigator.appName=="Netscape") {
    winW = window.innerWidth;
   }
   if (navigator.appName.indexOf("Microsoft")!=-1) {
    winW = document.body.offsetWidth;
   }
  }
  if (winW < 803) {winW=803};
  for (i=0; i<(args.length-2); i+=4) 
		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;
			w = args[i+3];
			if (obj.left) obj.left= ((parseFloat(winW - 803)/2.0) + parseFloat(w)) + 'px';
			}
}

function MM_findObj(n, d) { //v4.0

  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 && document.getElementById) x=document.getElementById(n); return x;

}



function MM_showHideLayers() { //v3.0
  var w,i,p,v,obj,args=MM_showHideLayers.arguments;
  var winW = 803;
  if (parseInt(navigator.appVersion)>3) {
   if (navigator.appName=="Netscape") {
    winW = window.innerWidth-17;
   }
   if (navigator.appName.indexOf("Microsoft")!=-1) {
    winW = document.body.offsetWidth;
   }
  }
  if (winW < 803) {winW=803};
  for (i=0; i<(args.length-2); i+=4) 
		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;
			w = args[i+3];
			if (obj.left) obj.left= ((parseFloat(winW - 803)/2.0) + parseFloat(w)) + 'px';
			}
}