function wop(url,wnd_name,width,height){w=window.open(url,wnd_name,'width='+width+',height='+height+',status=no,menubar=no,resizable=yes,scrollbars=yes,left='+String((screen.width-width)/2)+',top='+String((screen.height-height)/2));w.focus();return w;}

//wop('/contacts/map1', '', '600', '550');
//shema.php

function open_scema(i)
{ 
if(i==1) 
{window.open("map1","add_new_shema1",
"width=300,height=400, Left=100, Top=100, toolbar=no,location=no,directories=no,menubar=no");                        
}
if(i==2)
{window.open("shema.php","add_new_shema1",
"width=300,height=400, Left=100, Top=100, toolbar=no,location=no,directories=no,menubar=no");                        
}
}