<!--
function sleft(i,z,x){
var y=z+x;

if (document.forms[0].elements[i].value > y){
alert("We're sorry. Due to extreme interest\nthere are only " +y+ " seats left available\nfor this particular event.");
document.forms[0].elements[i].value=x;
document.forms[0].elements[i].focus();
return false;
}
}
//-->