function validEmail(eAddr)
{
var goodAddr = false;
var ndxAt = ndxDot = 0;
ndxAt = eAddr.indexOf("@");
ndxDot = eAddr.indexOf(".");
ndxDot2 = eAddr.lastIndexOf(".");
if ( (ndxDot < 0) || (ndxAt < 0) || ( (ndxDot2 - 3) <= ndxAt))
alert("Your email address is invalid");
else{
alert("Your e-mail adress has been added successfully!");
goodAddr = true;
}
return (goodAddr);
}
function clearText(thefield)
{
if (thefield.defaultValue==thefield.value)
thefield.value = ""
}
function popup(width,height,pic)
{
if(window.innerWidth){
LeftPosition =(window.innerWidth-width)/2;
TopPosition =((window.innerHeight-height)/4)-50;
}
else{
LeftPosition =(parseInt(window.screen.width)- width)/2;
TopPosition=((parseInt(window.screen.height)-height)/2)-50;
}
attr = 'resizable=no, scrollbars=no, width=' + width + ', height=' + height + ', screenX=300, screenY=200, left=' + LeftPosition + ', top=' + TopPosition;
popWin=open('', 'new_window', attr);
popWin.document.write('Schola Cantorum');
popWin.document.write('');
popWin.document.write('
');
popWin.document.write('