function openWindow(url)
{
	openWindow(url, "", "", "");
}//end of openWindow

function openWindow(url, height, width)
{
	openWindow(url, "", height, width);
}//end of openWindow


function openWindow(url, target)
{
	openWindow(url, target, "", "");
}//end of openWindow

function openWindow(url, target, height, width)
{
		if (height == null)
		height = 400;
	if (width == null)
		var width = 600;
	if (target == null)
		target = "_blank";
	var set="height=" + height + ",width=" + width;
	set += ",left=50,top=50,status=1,scrollbars=1,resizable=1";
	window.open(url, target, set);
}//end of openWindow