function popup(URL) 
	{
		day = new Date();
		id = day.getTime();
		var breedte = (screen.availWidth - 500) / 2; 
		var hoogte = (screen.availHeight - 450) / 2;
		eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1,width=500 ,height=450 ,left =" + breedte + " + ,top =" + hoogte + "');");
	}
	
	function popup3(URL) 
	{
		day = new Date();
		id = day.getTime();
		var breedte = (screen.availWidth - 500) / 2; 
		var hoogte = (screen.availHeight - 600) / 2;
		eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1,width=500 ,height=600 ,left =" + breedte + " + ,top =" + hoogte + "');");
	}
	
		function popup4(URL) 
	{
		day = new Date();
		id = day.getTime();
		var breedte = (screen.availWidth - 800) / 2; 
		var hoogte = (screen.availHeight - 600) / 2;
		eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1,width=800 ,height=600 ,left =" + breedte + " + ,top =" + hoogte + "');");
	}
	
function popup2(URL) 
	{
		day = new Date();
		id = day.getTime();
		var breedte = (screen.availWidth - 500) / 2; 
		var hoogte = (screen.availHeight - 600) / 2;
		eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=500 ,height=600 ,left =" + breedte + " + ,top =" + hoogte + "');");
	}
	
		function popUp3(URL) {
		day = new Date();
		id = day.getTime();
		var breedte = (screen.availWidth - 750) / 2; 
		var hoogte = (screen.availHeight - 550) / 2;
		eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=750 ,height=550 ,left =" + breedte + " + ,top =" + hoogte + "');");
		}
		
		
		function popup5(URL) 
	{
		day = new Date();
		id = day.getTime();
		var breedte = (screen.availWidth - 700) / 2; 
		var hoogte = (screen.availHeight - 750) / 2;
		eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=700 ,height=750 ,left =" + breedte + " + ,top =" + hoogte + "');");
	}