var objWindow=null
function janela(pag,w,h,l,t,r,s){
	if (w=='') w=500;
	if (h=='') h=60;
	if (l=='') l=100;
	if (t=='') t=100;
	if (r=='') r=0;
	if (s=='') s=0;
	objWindow=window.open(pag,"","width="+w+",height="+h+",scrollbars="+s+",menubar =no,location=no,directories=no,copyhistory=no,resizable="+r+",left="+l+",top="+t+",alwaysRaised=no");
}