function centerWindow(){
		var left = (screen.width - document.body.clientWidth) / 2;
		var top = (screen.height - document.body.clientHeight) / 2;
		window.moveTo(left, top);
	}

	function openAdminHW (url, height, width){
		var windowName = "admin";
		if(window.opener) windowName="admin_level2";
		var winleft = (screen.width - width) / 2;
		var winUp = (screen.height - height) / 2;
		winProp = 'width=' + width + ',height=' + height +
			',left=' + winleft + ',top=' + winUp +
			',scrollbars=yes, resizable=yes';

		var opts= "toolbar=no, scrollbars=yes, resizable=yes" + ", width=" + width + ", height=" + height;
		//alert(opts);
		var pop = window.open(url, windowName, winProp);
		pop.focus();
	}


	function openAdmin(url) {
		openAdminHW(url, 450, 575);
	}

	function openAdminTall(url) {
		openAdminHW(url, 600, 575);
	}

	function ResizeOuter(width, height) {
		currWidth = document.body.clientWidth;
		currHeight = document.body.clientHeight;
		endHeight = height - currHeight;
		endWidth = width- currWidth;
		window.resizeBy(endWidth,endHeight);
	}