//popup window
function openWin(wUrl,wName,wWidth,wHeight,wResize,wCenter,wScroll){
if ( document.all || document.layers || document.getElementById ){
scWidthCenter = screen.availWidth / 2;
scHeightCenter = screen.availHeight / 2;
}
else {
wCenter = 0;	
}	
if ( wCenter == 1 ){
wOption = "toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=" + wScroll + ",resizable=" + wResize + ",width=" + wWidth + ",height=" + wHeight + ",left=" + (scWidthCenter - (wWidth / 2)) + ",top=" + (scHeightCenter - (wHeight / 2));
}
else {
wOption = "toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=" + wScroll + ",resizable=" + wResize + ",width=" + wWidth + ",height=" + wHeight;
}
window.open(wUrl,wName,wOption);
}