function findPosX(obj)
{
	var curleft = 0;
	if(obj.offsetParent)
		while(1)
		{
			curleft += obj.offsetLeft;
			if(!obj.offsetParent)
				break;
			obj = obj.offsetParent;
		}
	else if(obj.x)
		curleft += obj.x;
	return curleft;
}

function findPosY(obj)
{
	var curtop = 0;
	if(obj.offsetParent)
		while(1)
		{
			curtop += obj.offsetTop;
			if(!obj.offsetParent)
				break;
			obj = obj.offsetParent;
		}
	else if(obj.y)
		curtop += obj.y;
	return curtop;
}

function Get(e)
{
    return document.getElementById(e);
}

function WindowOnload(f) {
	var prev=window.onload;
	window.onload=function(){ if(prev)prev(); f(); }
}

function SetDropDown(elem, value)
{
    for (var v=0; v < elem.options.length; v++)
        if (elem.options[v].value == value)
            elem.options[v].selected = true;
}

function ShowInfoWindow(url) { 
    window.open(url, 'infowindow', 'width=500,height=300,resizable=0,scrollbars=yes,toolbar=0');
}