function OpenWindow(url, w, h) 
{
	sX = (screen.availWidth-w)/2;
	sY = (screen.availHeight-h)/2;

	open(url, "", 'width='+ w +',height='+ h +',left='+ sX +',top='+ sY );
	//open(url, "", 'width='+ w +',height='+ h);
}


function open_new_window(name, width, height)
{
	window.open('about:blank', name, 'width='+ width +', height='+ height +', scrollbars=yes, resizable=yes, dependent=yes');
	name.focus();
}


















function mouse_over(img, url)
{
	document.getElementById(img).src = url;
	document.getElementById('link_'+ img).className = "menu_2_active";
} 

function mouse_out(img, url)
{
	document.getElementById(img).src = url;
	document.getElementById('link_'+ img).className = "menu_2";
}