	<!-- check email form -->
	function checkEmail() {
		
		<!-- define variables -->
		var err_msg = '';
		
		<!-- check name field -->
		if (document.forms['frmContactUs'].name.value == '') {
			err_msg = "Please enter your name!";
		}
		
		<!-- check email field -->
		if (err_msg.length == 0) {
			if (document.forms['frmContactUs'].custemail.value == '') {
				err_msg = "Please enter your email address!";
			}
		}
		
		<!-- check comment field -->
		if (err_msg.length == 0) {
			if (document.forms['frmContactUs'].comment.value == '') {
				err_msg = "Please enter your enquiry!";
			}
		}
		
		<!-- if error alert user -->
		if (err_msg.length != 0) {
			alert(err_msg);
			return false;
		}
		
		<!-- return true if all fields have been completed -->
		return true;
	}	
	
	<!-- submit email form -->
	function submitEmail() {
		
		<!-- if submission is valid -->
		if (checkEmail()) {
			
			<!-- set action -->
			document.forms['frmContactUs'].action = "mailer.php";
		
			<!-- submit form -->
			document.forms['frmContactUs'].submit();		
		}	
	}
	
	<!-- On mouseover set background of cell to color -->
	function changeOn(td,col,sel,cur){
		if (sel != 1) {
			if (cur == 1) {
				td.style.cursor = 'pointer';
			}
			td.style.backgroundColor=col;
			<!--td.className = 'newMenuBorder';-->
		}
	}
 
 	<!-- On mouseout set background of cell to color -->
	function changeOut(td,col,sel){
	
		if (sel != 1) {
				td.style.cursor = 'default';
				td.style.backgroundColor=col;		
				<!-- td.className = 'noBorder'; -->
		}
	}
	
	<!-- submit button click -->
	function submitClick (urlStub) {
	
		window.location = urlStub;
	}
	
	<!-- check email address for validity -->
	function checkEmailAddr(strCheck) {
		
		var i = 0;
		var at_counter = 0;
		var alpha_counter = 0;
		var dot_counter = 0;
					
		for (i=0; i < strCheck.length; i++) {
		
			//find ascii value of character
			a = strCheck.charCodeAt(i);		
		
			//Check ascii value within permitted characters A..Z, a..z, 0..9
			if ((a >= 65 && a <= 90) || (a >= 97 && a <= 122) || (a >= 48) && (a <= 57)) {
			
				//Increment alpha counter
				alpha_counter++;
			}
		
			if (a == 46) {
			
				//Increment dot counter
				dot_counter++;
			}
		
			if (a == 64) {
			
				//Increment @ counter
				at_counter++;
			}
		}					
	
		if ((alpha_counter >= 3) && (at_counter == 1) && (dot_counter >= 1)) {
			
			//Returns true to submit
			return true;								
		}
	
		return false;
	}
	
	<!-- check for alpha, numeric or pre-defined combinations only -->
	function isDataOKCheck(strToCheck,okType) {

		<!-- define variables -->
		var okArray = "";
		var flagNotOK = false;
	
		switch (okType) {
			case 0:
				<!-- alpha and numeric and spaces -->
				var okArray = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 ";
				break;
			case 1:
				<!-- alpha only -->
				var okArray = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
				break;
			case 2:
				<!-- numeric only -->
				var okArray = "0123456789";
				break;
			case 3:
				<!-- numeric telephone only -->
				var okArray = "0123456789+() ";
				break;	
			case 4:
				<!-- alpha and numeric password only  -->
				var okArray = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
				break;	
		}
		
		if (strToCheck.length > 0) {
			<!-- loop through string -->
			for (i=0; i < strToCheck.length; i++) {
				
				<!-- identify character to check -->
				strChar = strToCheck.charAt(i);
	
				<!-- loop through array checking against current char -->			
				for (j=0; j < okArray.length; j++) {
					
					<!-- if character in okArray -->
					if (strChar == okArray.charAt(j)) {
						break;
					}
	
					<!-- if character no found in okArray -->				
					if (j == (okArray.length - 1)) {
						
						flagNotOK = true;
						break;
					}
				}
				
				<!-- if invalid characters found -->
				if (flagNotOK == true) {
					break;
				}
			}
		}

		<!-- if no invalid chars found -->
		if (flagNotOK == false) {
			return true;
		}

		<!-- return false -->
		return false;
	}
		
	<!-- check login -->
	function submitLogin(refURL,loginType) {
		
		var err_msg = "";
		
		if (loginType == 0) {
			
			<!-- define variables -->
			var strUname = document.getElementById('ulogin');
			var strPwd = document.getElementById('upwd');	
			var url = 'userLogin.php';
			
		} else {
			
			<!-- define variables -->
			var strUname = document.getElementById('strUsername');
			var strPwd = document.getElementById('strPassword');	
			var strPwdConfirm = document.getElementById('strPasswordConfirm');				
			var strEmailAddress = document.getElementById('strEmailAddress');
			var url = 'citroxx.php';
			
		}
		
		if (err_msg.length == 0) {
			if (strUname) {
				if (strUname.value == "") {
					err_msg = "Please enter a username!";
				} else {
					if ((strUname.value.length < 5) || (strUname.value.length > 15)) {
						err_msg = "Please enter a username that is between 5 and 15 characters in length!";
					}
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (strEmailAddress) {
				if (strEmailAddress.value == "") {
					err_msg = "Please enter your email address!";
				} else {
					if (!checkEmailAddr(strEmailAddress.value)) {
						
						err_msg = "Please check your email address!";								
					}
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (strPwd) {
				if (strPwd.value == "") {
					err_msg = "Please enter a password!";
				} else {
					if (!isDataOKCheck(strPwd.value,4)) {
						
						err_msg = "Please check your password!";								
					} else {
						if ((strPwd.value.length < 6) || (strPwd.value.length > 10)) {
							err_msg = "Passwords should be between 6 and 10 characters long!";
						}	
					}
					
					if (err_msg.length != 0) {
					
						<!-- blank password fields -->
						strPwd.value = "";
						
						if (strPwdConfirm) {
							strPwdConfirm.value = "";
						}
						
						strPwd.focus();
					}
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (strPwdConfirm) {
				if (strPwdConfirm.value == "") {
					err_msg = "Please enter a password!";
				} else {
					if (!isDataOKCheck(strPwdConfirm.value,4)) {
						
						err_msg = "Please check your password!";								
					} else {
						if ((strPwdConfirm.value.length < 6) || (strPwdConfirm.value.length > 10)) {
							err_msg = "Passwords should be between 6 and 10 characters long!";
						}	
					}
					
					if (err_msg.length != 0) {
					
						<!-- blank password fields -->
						strPwd.value = "";
						strPwdConfirm.value = "";
						strPwd.focus();
					}
				}
			}
		}
		
		if (err_msg.length != 0) {
			
			<!-- alert user -->
			alert(err_msg);
		} else {
		
			<!-- change page action -->
			document.forms['frmLogin'].action = url;
		
			<!-- submit form -->
			document.forms['frmLogin'].submit();
		}
	}
	
	<!-- submit remind me password page -->
	function submitReminder() {
		
		var err_msg = "";
		
		if (err_msg.length == 0) {
			if (document.forms['frmReminder'].strEmailAddress.value == "") {
				err_msg = "Please enter your email address!";
			} else {
				if (!checkEmailAddr(document.forms['frmReminder'].strEmailAddress.value)) {
					err_msg = "Please check your email address!";
				}
			}	
		}
		
		if (err_msg.length != 0) {
			
			<!-- alert user -->
			alert(err_msg);
		} else {
		
			<!-- change page action -->
			document.forms['frmReminder'].action = "userReminder.php?pid=contact_confirm";
		
			<!-- submit form -->
			document.forms['frmReminder'].submit();
		}
	}
	
	<!-- submit password change -->
	function submitPassword() {
		
		var err_msg = "";
		
		if (err_msg.length == 0) {
			if (document.forms['frmPassword'].strUserName) {
				if (document.forms['frmPassword'].strUserName.value == "") {
					err_msg = "Please enter a username!";
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (document.forms['frmPassword'].strUserName) {
				if ((document.forms['frmPassword'].strUserName.value.length < 6) || (document.forms['frmPassword'].strUserName.value.length > 10)) {
					err_msg = "Please enter a username that is between 6 and 10 characters in length!";
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (document.forms['frmPassword'].strPassword) {
				if (document.forms['frmPassword'].strPassword.value == "") {
					err_msg = "Please enter a password!";
				} else {
					if (!isDataOKCheck(document.forms['frmPassword'].strPassword.value,4)) {
						
						err_msg = "Please check your password!";								
					} else {
						if ((document.forms['frmPassword'].strPassword.value.length < 6) || (document.forms['frmPassword'].strPassword.value.length > 10)) {
							err_msg = "Passwords should be between 6 and 10 characters long!";
						}	
					}
					
					if (err_msg.length != 0) {
					
						<!-- blank password fields -->
						document.forms['frmPassword'].strPassword.value = "";
						document.forms['frmPassword'].strPasswordConfirm.value = "";
						document.forms['frmPassword'].strPassword.focus();
					}
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (document.forms['frmPassword'].strPasswordConfirm) {
				if (document.forms['frmPassword'].strPasswordConfirm.value == "") {
					err_msg = "Please confirm your password!";
				}
			}
		}
		
		if (err_msg.length == 0) {
			if (document.forms['frmPassword'].strPasswordConfirm) {
				if (document.forms['frmPassword'].strPassword.value != document.forms['frmPassword'].strPasswordConfirm.value) {
				
					<!-- blank password fields -->
					document.forms['frmPassword'].strPassword.value = "";
					document.forms['frmPassword'].strPasswordConfirm.value = "";
					document.forms['frmPassword'].strPassword.focus();
					
					err_msg = "Your passwords do not match! Please re-enter your passwords";
				}
			}
		}
		
		if (err_msg.length != 0) {
			
			<!-- alert user -->
			alert(err_msg);
		} else {
		
			<!-- change page action -->
			document.forms['frmPassword'].action = "updatePassword.php";
		
			<!-- submit form -->
			document.forms['frmPassword'].submit();
		}
	}
	
	function isPopupBlocker() {
		
		var oWin = window.open("","testpopupblocker","width=100,height=50,top=5000,left=5000");
		if (oWin==null || typeof(oWin)=="undefined") {
			alert('You have a popup blocker installed!');
		} else {
			oWin.close();
		}
	}