<!--
function checkContact() {
	var str1, str2, str3, str4
	var errFlag = false;
	var errCount = 0;
	var errMsg = "";
	var errExp = new RegExp(" ", "g");
	
	str1 = document.contact.name.value;
	str2 = document.contact.email.value;
	str3 = document.contact.contact.value;
	str4 = document.contact.activities.value;
	
	str1 = str1.replace(errExp, "")
	str2 = str2.replace(errExp, "")
	str3 = str3.replace(errExp, "")
	str4 = str4.replace(errExp, "")
		
	if (str1.length == 0){
		errCount += 1;
		errFlag = true;
		errMsg += "- name\n";
		document.contact.name.focus();
	}
	
	if (str2.length == 0){
		errCount += 1;
		errFlag = true;
		errMsg += "- email address\n";
		document.contact.email.focus();
	} else {
		if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(str2)){
			//do nothing
		} else {
			errFlag = true;
			errMsg += "- email address\n";
			document.contact.email.focus();
		}
	}
	
	if (str3.length == 0){
		errCount += 1;
		errFlag = true;
		errMsg += "- contact number\n";
		document.contact.contact.focus();
	}
	
	if (str4.length == 0){
		errCount += 1;
		errFlag = true;
		errMsg += "- I am enquiring about ...\n";
		document.contact.activities.focus();
	}

	if (errFlag == true) {
		if (errCount > 1){
			errMsg = "The following fields are not valid:\n" + errMsg;
		}
		else {	
			errMsg = "The following field is not valid:\n" + errMsg;
		}
		alert(errMsg);
		return false
	} 
	else { 
		return true
	}
}
// -->