function po(page)
{ 
   w=window.open(page,'se','scrollbars=yes,width=400,height=500,resizable=no');
   w.focus();
	
}

function po2(page)
{
   w=window.open(page,'se','scrollbars=yes,width=567,height=420,resizable=yes');
   w.focus();
	
}

function po3(page)
{
   w=window.open(page,'se','scrollbars=yes,width=700,height=480,resizable=yes');
   w.focus();
	
}

function po4(page)
{
   w=window.open(page,'se','scrollbars=yes,width=470,height=500,resizable=yes');
   w.focus();
}