/************************************************************************************
	*** START ADD TO CART FUNCTIONS *****************************************************
	************************************************************************************/
	
	function ValidateATCQtyForm(){
		return false;
	}

	/************************************************************************************
	*** END ADD TO CART FUNCTIONS *******************************************************
	************************************************************************************/


	/************************************************************************************
	*** START GENERAL FUNCTIONS *********************************************************
	************************************************************************************/

	// Trim white space from beginning and end of string
	function trim(stringToTrim) {
		return stringToTrim.replace(/^\s+|\s+$/g,"");
	}

	// URL Encode a string
	function URLEncode(string) {
		// The Javascript escape and unescape functions do not correspond
		// with what browsers actually do...
		var SAFECHARS = "0123456789" +					// Numeric
						"ABCDEFGHIJKLMNOPQRSTUVWXYZ" +	// Alphabetic
						"abcdefghijklmnopqrstuvwxyz" +
						"-_.!~*'()";					// RFC2396 Mark characters
		var HEX = "0123456789ABCDEF";

		var plaintext = string
		var encoded = "";
		for (var i = 0; i < plaintext.length; i++ ) {
			var ch = plaintext.charAt(i);
			if (ch == " ") {
				encoded += "+";				// x-www-urlencoded, rather than %20
			} else if (SAFECHARS.indexOf(ch) != -1) {
				encoded += ch;
			} else {
				var charCode = ch.charCodeAt(0);
				// Unicode Character cannot be encoded using standard URL encoding. (URL encoding only supports 8-bit characters.) A space (+) will be substituted."
				if (charCode > 255) {
					encoded += "+";
				} else {
					encoded += "%";
					encoded += HEX.charAt((charCode >> 4) & 0xF);
					encoded += HEX.charAt(charCode & 0xF);
				}
			}
		} // for

		return encoded;
	};

	// Is an array?
	function isArray() {
		return arguments[0] instanceof Array;
	}

	// Is a regular expression?
	function isRegExp() {
		return arguments[0] instanceof RegExp;
	}
				
	// Is a string?
	function isString() {
		if (typeof arguments[0] == 'string')
			return true;
		if (typeof arguments[0] == 'object') { 
			var criterion = arguments[0].constructor.toString().match(/string/i); 
			return (criterion != null); 
		}
		return false;
	}


	// Divide a string in to two parts on a divider
	function divide(string, divider) {
		var strReplace = genID();
		string = string.replace(divider,strReplace);	
		return Array(string.split(strReplace)[0],string.split(strReplace)[1]);
	}

	// Create an XMLHttpRequest object
	function createRequestObject(){
		var request_o;
		var browser = navigator.appName;
		if(browser == "Microsoft Internet Explorer"){
			request_o = new ActiveXObject("Microsoft.XMLHTTP");
		}else{
			request_o = new XMLHttpRequest();
		}
		return request_o;
	}
	
	// Decimal to Hexadecimal
	function dec2hex(dec) {
		var hD="0123456789ABCDEF";
		var hex = hD.substr(dec&15,1);
		while (dec>15) {
			dec >>= 4;
			hhex = hD.substr(dec&15,1) + hex;
		}
		return hex;
	}

	// Hexadecimal to Decimal
	function hex2ddec(hex) {
		return parseInt(hex,16);
	} 

	// Generate 32 character hex ID
	function genID() {
		var id = "";
		var i;
		for (i = 0; i < 32; i++) {
			id = id + dec2hex(Math.round(16*Math.random()));
		}
		return id;
	}

	function left(str, n){
		if (n <= 0)
			return "";
		else if (n > String(str).length)
			return str;
		else
			return String(str).substring(0,n);
	}

	function right(str, n){
		if (n <= 0)
		   return "";
		else if (n > String(str).length)
		   return str;
		else {
		   var iLen = String(str).length;
		   return String(str).substring(iLen, iLen - n);
		}
	}

	function mid(str, start, len){
	// Make sure start and len are within proper bounds
		if (start < 0 || len < 0) return "";
		var iEnd, iLen = String(str).length;
		if (start + len > iLen)
			  iEnd = iLen;
		else
			  iEnd = start + len;
		return String(str).substring(start,iEnd);
	}

	function NumbersOnly(myfield, e){
		var key;
		var keychar;

		if (window.event)
		   key = window.event.keyCode;
		else if (e)
		   key = e.which;
		else
		   return true;
		keychar = String.fromCharCode(key);

		// control keys
		if ((key==null) || (key==0) || (key==8) || (key==9) || (key==27) )
		   return true;

		// no enters or spaces
		else if ((key==13) || (key==32))
			return false;

		// only one deicmal
		else if (keychar=='.' && myfield.value.indexOf('.')>-1)
			return false;

		// numbers
		else if ((("0123456789").indexOf(keychar) > -1))
		   return true;

		else
		   return false;
	}

	function NumbersOnlyWithDecimal(myfield, e){
		var key;
		var keychar;

		if (window.event)
		   key = window.event.keyCode;
		else if (e)
		   key = e.which;
		else
		   return true;
		keychar = String.fromCharCode(key);

		// control keys
		if ((key==null) || (key==0) || (key==8) || (key==9) || (key==27) )
		   return true;

		// no enters or spaces
		else if ((key==13) || (key==32))
			return false;

		// only one deicmal
		else if (keychar=='.' && myfield.value.indexOf('.')>-1)
			return false;

		// numbers
		else if ((("0123456789.").indexOf(keychar) > -1))
		   return true;

		else
		   return false;
	}

	function getQueryVariable(vQSVar) {
		var strQuery = window.location.search.substring(1);
		var aVars = strQuery.split('&');
		for (var iVar = 0; iVar < aVars.length; iVar++) {
			var aQS = aVars[iVar].split('=');
			if (aQS[0]==vQSVar) {
				return aQS[1];
			}
		} 
	}

	function isDate(dateStr) {

		var datePat = /^(\d{1,2})(\/|-)(\d{1,2})(\/|-)(\d{4})$/;
		var matchArray = dateStr.match(datePat); // is the format ok?

		if (matchArray == null) {
			//alert("Please enter date as either mm/dd/yyyy or mm-dd-yyyy.");
			return false;
		}

		month = matchArray[1]; // p@rse date into variables
		day = matchArray[3];
		year = matchArray[5];

		if (month < 1 || month > 12) { // check month range
			//alert("Month must be between 1 and 12.");
			return false;
		}

		if (day < 1 || day > 31) {
			//alert("Day must be between 1 and 31.");
			return false;
		}

		if ((month==4 || month==6 || month==9 || month==11) && day==31) {
			//alert("Month "+month+" doesn`t have 31 days!")
			return false;
		}

		if (month == 2) { // check for february 29th
			var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
			if (day > 29 || (day==29 && !isleap)) {
				//alert("February " + year + " doesn`t have " + day + " days!");
				return false;
			}
		}

		return true; // date is valid
	}

	function escapeHTML(str){
	   var div = document.createElement('div');
	   var text = document.createTextNode(str);
	   div.appendChild(text);
	   return div.innerHTML;
	}


	/************************************************************************************
	*** END GENERAL FUNCTIONS *********************************************************
	*************************************************************************************/