function open_page(url,height,width){
var w=window.open('../gallery/'+url+'.html','opis','left=100,top=20,height='+height+',width='+width+',toolbar=0,location=0,scrollbars=1,menubar=0,status=0,derictories=0,resizable=1');
w.focus;
}
function open_paint(url,height,width){
var w=window.open('../paint/'+url+'.html','opis','left=100,top=20,height='+height+',width='+width+',toolbar=0,location=0,scrolbars=0,menubar=0,status=0,derictories=0,resizable=1');
w.focus;
}