function ControlNumber(ev){
	if ((ev.keyCode <48) || (ev.keyCode >57)) ev.returnValue=false/true;
	//return false;
}

function PositionInfo(oX,oY,id) {
 	var x = oX ;
    var y = oY + window.parent.document.body.scrollTop;
    alert("x"+x+"y"+y);
 	document.getElementById(id).style.top=y-150+'px';
 	document.getElementById(id).style.left=x-150+'px';
}

function showhide(obj)
{
	var x = new getObj('basketbox');
	x.style.visibility = 'visible';
	setLyr(obj,'basketbox');
}

function setLyr(obj,lyr)
{
	var newX = findPosX(obj);
	var newY = findPosY(obj);
	if (lyr == 'basketbox') newY -= 150;
	if (lyr == 'basketbox') newX -= 50;
	var x = new getObj(lyr);
	x.style.top = newY + 'px';
	x.style.left = newX + 'px';
}

function findPosX(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function findPosY(obj)
{
	var curtop = 0;
	var printstring = '';
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			printstring += ' element ' + obj.tagName + ' has ' + obj.offsetTop;
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	window.status = printstring;
	return curtop;
}
function getObj(name)
{
 if (document.getElementById)
 {
	   this.obj = document.getElementById(name);
	   this.style = document.getElementById(name).style;
 }
 else if (document.all)
 {
	   this.obj = document.all[name];
	   this.style = document.all[name].style;
 }
 else if (document.layers)
 {
	   if (document.layers[name])
	   {
	   	this.obj = document.layers[name];
	   	this.style = document.layers[name];
	   }
	   else
	   {
	    this.obj = document.layers.testP.layers[name];
	    this.style = document.layers.testP.layers[name];
	   }
 }
}