//
// overwrite aspnet WebForm_FireDefaultButton with this version to allow 
// the entry of carriage returns in FireFox 
//
function WebForm_FireDefaultButton(event, target)
{
    var elem = event.target || event.srcElement;
    //if (event.keyCode == 13 && !(event.srcElement && (event.srcElement.tagName.toLowerCase() == "textarea"))) { // overwritten code
    if (event.keyCode == 13 && !(elem && (elem.tagName.toLowerCase() == "textarea")))
    {
        var defaultButton;
        if (__nonMSDOMBrowser) {
        defaultButton = document.getElementById(target);
        }
        else {
        defaultButton = document.all[target];
        }
        if (defaultButton && typeof(defaultButton.click) != "undefined") {
        defaultButton.click();
        event.cancelBubble = true;
        if (event.stopPropagation) event.stopPropagation();
        return false;
        }
    }
    return true;
}