// JavaScript Document
function verifyForm(form_id) {
		var myForm = document.getElementById(form_id);
		var errorMessage = '';
		var logMessage = "";
		var inputs = myForm.getElementsByTagName('input');
		var selects = myForm.getElementsByTagName('select');
		var textareas = myForm.getElementsByTagName('textarea');
		var idx = 0;
		logMessage += "Found " + inputs.length + " inputs\n";
		logMessage += "Found " + selects.length + " selects\n";
		logMessage += "Found " + textareas.length + " textareas\n";
		
		for(idx=0; idx<inputs.length ; idx++) {
			if(inputs[idx].getAttribute('required') == 'required') {
				logMessage += "found a required field: " + idx + " with value = " + inputs[idx].value  + "\n";
				if(inputs[idx].value.length == 0) {
					var myName = inputs[idx]['name'];
					myName = myName.replace(/_/g, ' ');
					errorMessage += "The field '" + myName + "' must not be empty.\n";
				}
			}
			if(inputs[idx].getAttribute('required') == 'requiredemail') {
							logMessage += "found a required field: " + idx + " with value = " + inputs[idx].value  + "\n";
							if(inputs[idx].value.length == 0 || inputs[idx].value.indexOf('@') == -1) {
									var myName = inputs[idx]['name'];
									myName = myName.replace(/_/g, ' ');
									errorMessage += "The field '" + myName + "' must not be empty or must contain a valid email address.\n";
							}
					}
		}
		
		
			
		for(idx=0; idx<selects.length ; idx++) {
			if(selects[idx].getAttribute('required') == 'required') {
				logMessage += "found a required field: " + idx + " with value = " + selects[idx].selectedIndex + "\n";
				if(selects[idx].selectedIndex == 0) {
					var myName = selects[idx]['name'];
					myName = myName.replace(/_/g, ' ');
					errorMessage += "You must choose an option from the '" + myName + "' drop-down menu.\n";
				}
			}
		}
		
		
		for(idx=0; idx<textareas.length ; idx++) {
			if(textareas[idx].getAttribute('required') == 'required') {
				logMessage += "found a required field: " + idx + " with value = " + textareas[idx].value  + "\n";
				if(textareas[idx].value.length == 0) {
					var myName = textareas[idx]['name'];
					myName = myName.replace(/_/g, ' ');
					errorMessage += "The field '" + myName + "' must not be empty.\n";
				}
			}
		}
		
		if(errorMessage !='') {
			alert("The following errors were found:\n" + errorMessage);
			return false;
		} else {
			//alert(logMessage + "\n\nErrormessage: " + errorMessage);
			return true;
		}
	}