var omvc;
function close_win()
{
omvc?omvc.close():"";
}
function openwin(a1,a2,a3)
{
if(a1)
{
a2 = a2?a2:900;
a3 = a3?a3:600
if(omvc && omvc.open && !omvc.closed)
{
omvc.focus(); 
}
else
{
if(document.all) //IE   
{   
omvc = showModalDialog(a1,window,"dialogWidth="+a2+"px;dialogHeight="+a3+"px;help=no;status=no"); 
}
else   
{
omvc = window.open(a1,"newwindow", "width="+a2+", height="+a3+", toolbar= no, menubar=no, scrollbars=no, resizable=no, location=no, status=no,top=100,left=300");    
}
}
}
}
function open_win(a1,a2,a3)
{
if(a1)
{
a2 = a2?a2:900;
a3 = a3?a3:600
if(omvc && omvc.open && !omvc.closed)
{
omvc.focus(); 
}
else
{
omvc = window.open(a1,"newwindow", "width="+a2+", height="+a3+", toolbar= no, menubar=no, scrollbars=no, resizable=no, location=no, status=no,top=100,left=300");
}
}
}
function open_windown(a1,a2,a3)
{
if(a1)
{
a2 = a2?a2:900;
a3 = a3?a3:600
if(omvc && omvc.open && !omvc.closed)
{
omvc.focus();
}
else
{
omvc = window.open(a1,"newwindow", "width="+a2+", height="+a3+", toolbar= no, menubar=no, scrollbars=no, location=no,resizable=yes, status=no,top=100,left=300");
}
}
}
function open_dialog(a1,a2,a3)
{
if(a1)
{
a2 = a2?a2:900;
a3 = a3?a3:600
if(omvc && omvc.open && !omvc.closed)
{
omvc.focus(); 
}
else
{
omvc = showModalDialog(a1,window,"dialogWidth="+a2+"px;dialogHeight="+a3+"px;help=no;status=no"); 
}
}
}
function page_goto(a1)
{
if(a1)
{
document.location = a1;
}
else
{
history.go(0);
}
}