infowin=0
file=""
function insert_new(file){
   if(window.helpwin){
        window.helpwin.close();
   }
   pageref=file
   helpwin=window.open(pageref,'helpwin','scrollbars=yes,width=650,height=530,top=50,left=400');
   window.helpwin.focus();
}

function insert_mini(file){
   if(window.miniwin){
        window.miniwin.close();
   }
   pageref=file
   miniwin=window.open(pageref,'miniwin','scrollbars=yes,width=300,height=150,top=50,left=400');
   window.miniwin.focus();
}

function insert_big(file){
   if(window.bigwin){
        window.bigwin.close();
   }
   pageref=file
   bigwin=window.open(pageref,'bigwin','scrollbars=yes,width=700,height=530,top=0,left=0');
   window.bigwin.focus();
}


function statustext(Text){
   if(window.statusbar.visible == true) window.defaultStatus = Text;
   else alert(Text);
}
 
 
function winclose(){
   self.close()
}