// popups
window.nam ="main";
var isNav4, isIE4, isMac, isNav6;

if( parseInt( navigator.appVersion.charAt( 0 )) >= 4)
{
isNav4 = ( navigator.appName == "Netscape" && parseInt( navigator.appVersion ) != 5 ) ? true : false
isNav6 = ( navigator.appName == "Netscape" && parseInt( navigator.appVersion ) == 5 ) ? true : false
isIE4 = ( navigator.appName.indexOf( "Microsoft" ) != -1 ) ? true : false
isMac = ( navigator.platform.indexOf( "Mac" ) != -1 ) ? true : false
}
    
function doSubWin(url,winWidth,winHeight)
{
if(isNav4 || isIE4)
{
var screenPosX,screenPosY;
screenPosX = (screen.availWidth - winWidth) / 2;
screenPosY = (screen.availHeight - winHeight) / 2;

if( isNav4 ) {
window.open( url, 'subwin','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0, copyhistory=0,width=' + winWidth + ',height=' + winHeight + ',screenX=' + screenPosX + ',screenY=' + screenPosY );
}
        
if( isIE4 ) {
newwin = window.open( url, 'subwin','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0, copyhistory=0,width=' + winWidth + ',height=' + winHeight + ',left=' +screenPosX+ ',top=' + screenPosY );
}

} else {
window.open( url, 'subwin','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0, copyhistory=0,width=' + winWidth + ',height=' + winHeight );
}

}

/////////
function blockError()
{ 
return true;
}

window.onerror = blockError;

// End