/**
 * A group of miscellaneous javascript buttons
 */

/**
 * Brings up a javascript popup to confirm a deletion
 * This helps to prevent accidental deletes.
 * Usage: onclick="return confirmDelete()" in a "<a href" tag
 */
function confirmDelete(item){
   if(item==null) {
      item = "Item";
   }
   return confirm('Are you sure you want to delete:\n' + item);
}

/**
 * Remove a default value
 */
function clearDefault(el) {
   if(el.defaultValue==el.value) {
      el.value = "";
   }
}

/**
 * Validate newsletter subscribe
 */
   var emailFilter=/^.+@.+\..{2,3}$/;
   var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
   function checkNewsletter(form) {
      if(form.attribute1.value.length < 2 || form.attribute1.value=="Name") {
         alert('Please enter your name');
         form.attribute1.focus()
         return false;
      }
      if(!(emailFilter.test(form.email.value))) {
         alert('Please enter a valid email address');
         form.email.focus()
         return false;
      }
      if(form.email.value.match(illegalChars)) {
         alert('The email address contains illegal characters.');
         form.email.focus()
         return false;
      }
      return true;
   }

/**
 * POOLDECK NEWSLETTER
 */
function CheckMultiple5(frm, name) {
	for (var i=0; i < frm.length; i++) {
		fldObj = frm.elements[i];
		fldId = fldObj.id;
		if (fldId) {
			var fieldnamecheck=fldObj.id.indexOf(name);
			if (fieldnamecheck != -1) {
				if (fldObj.checked) {
					return true;
				}
			}
		}
	}
	return false;
}
function CheckForm5(f) {
	var email_re = /[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?/i
	if (!email_re.test(f.email.value)) {
		alert("Please enter your email address.");
		f.email.focus();
		return false;
	}
	return true;
}