function OpenWnd(source, type) //never use var here
{
	var width=window.screen.width, height=window.screen.height;
	var resized_width, centerLeft;
	if(type != 'email_form'){
		resized_width  = Math.floor(width * 90 / 100); //rounded down to int
	    centerLeft = (width - resized_width) / 2;	//left position to center the popup
	}else{
		resized_width  = 470; 
		centerLeft = 41;
	}
	resized_height = Math.floor(height * 70 / 100);
	
	var centerTop  = (height - resized_height) / 4;
		OpenNewWindow = window.open(source, "title", "WIDTH="+resized_width+",HEIGHT="+resized_height+",top=0,left="		+centerLeft+",titlebar=yes,menubar=no,resizable=yes,scrollbars=yes", true);	
		OpenNewWindow.focus();		
}