function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function CreateBookmarkLink() {
  title = "Webpage Title"; 
  url = "Webpage URL";
 	if (window.sidebar) { // Mozilla Firefox Bookmark
		window.sidebar.addPanel('<?=SITE_NAME?>','<?=SITE_WS_PATH?>',"");
	} else if( window.external ) { // IE Favorite
		window.external.AddFavorite('<?=SITE_WS_PATH?>','<?=SITE_NAME?>'); }
	else if(window.opera && window.print) { // Opera Hotlist
		return true; }
 }

 /*if (window.external) {
  document.write('<a href = 
     "javascript:CreateBookmarkLink()");">Add to Favorites</a>'); 
  } else  if (window.sidebar) {
  document.write('<a href = 
    "javascript:CreateBookmarkLink()");">Bookmark Page</a>'); 
 } else if (window.opera && window.print) {	
   document.write('<a href =
     "javascript:CreateBookmarkLink()");">Add Bookmark</a>');
 } */


function $id(id) {
	return document.getElementById(id);
}


function valid_email(str)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(str))  { 
		return true;
	} else {
		return false;
	}
}

function validate_radio(element) {
	for (var i=0; i < element.length-1; i++) {
		if (element[i].checked) {
			return true
		}
	}
	return false;
}

function validate_checkbox(name){
	var chObj = document.getElementsByName(name);
	for(var i=0;i<chObj.length;i++){
		if(chObj[i].checked){
		  return true;
		  break;
		}
	}
	return false;
}


function get_mouse_pos(e) {
	var evt = get_event(e);
	if (evt.pageX) {
		return {x: evt.pageX, y: evt.pageY};
	} else if (evt.clientX) {
		xx = evt.clientX + (document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft);
		yy = evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop);
		return {x: xx, y: yy};
	} else { 
		return null;
	}
}

function get_event(e) {
	return window.event || e;
}

function get_event_element(e) {
	if (window.event){
		element = window.event.srcElement;
	}else if (e){
		element = e.target;
	}
	return element;
}

// to get which mouse button clicked use e.button on onmousedown event

function str_trim(str) {
    return str.replace(/^\s*/, "").replace(/\s*$/, "");
}


function removeElement(elementId) {
	element = $id(elementId)
	element.parentNode.removeChild(element); 
}

function array_find(ary, element){
    for(var i=0; i<ary.length; i++){
        if(ary[i] == element){
            return i;
        }
    }
    return -1;
}

function isCurrency (txtValue) {
	// var isCurrency_re    = /^\s*(\+|-)?((\d+(\.\d\d)?)|(\.\d\d))\s*$/;
	//var isCurrency_re    = /^\$?((\$\d*)|(\$\d*\.\d{2})|(\d*)|(\d*\.\d{2}))$/ 
    //return String(txtValue).search (isCurrency_re) != -1
	return RegExp(/^\$?[0-9\,]+(\.\d{2})?$/).test(String(txtValue).replace(/^\s+|\s+$/g, ""));
}

function validateEmail( strValue) {
var objRegExp  =  /(^[a-z]([a-z_\.]*)@([a-z_\.]*)([.][a-z]{3})$)|(^[a-z]([a-z_\.]*)@([a-z_\.]*)(\.[a-z]{3})(\.[a-z]{2})*$)/i;

  //check for valid email
  return objRegExp.test(strValue);
}

function validateUSPhone( strValue ) {
  var objRegExp  = /^\([1-9]\d{2}\)\s?\d{3}\-\d{4}$/;
  //check for valid us phone with or without space between
  //area code
  return objRegExp.test(strValue);
}

function  validateNumeric( strValue ) {
  var objRegExp  =  /(^-?\d\d*\.\d*$)|(^-?\d\d*$)|(^-?\.\d\d*$)/;
  //check for numeric characters
  return objRegExp.test(strValue);
}

function validateInteger( strValue ) {
  var objRegExp  = /(^-?\d\d*$)/;

  //check for integer characters
  return objRegExp.test(strValue);
}

function validateNotEmpty( strValue ) {
   var strTemp = strValue;
   strTemp = trimAll(strTemp);
   if(strTemp.length > 0){
     return true;
   }
   return false;
}

function validateUSZip( strValue ) {
var objRegExp  = /(^\d{5}$)|(^\d{5}-\d{4}$)/;

  //check for valid US Zipcode
  return objRegExp.test(strValue);
}

function validateUSDate( strValue ) {
  var objRegExp = /^\d{1,2}(\-|\/|\.)\d{1,2}\1\d{4}$/
 
  //check to see if in correct format
  if(!objRegExp.test(strValue))
    return false; //doesn't match pattern, bad date
  else{
    var strSeparator = strValue.substring(2,3) 
    var arrayDate = strValue.split(strSeparator); 
    //create a lookup for months not equal to Feb.
    var arrayLookup = { '01' : 31,'03' : 31, 
                        '04' : 30,'05' : 31,
                        '06' : 30,'07' : 31,
                        '08' : 31,'09' : 30,
                        '10' : 31,'11' : 30,'12' : 31}
    var intDay = parseInt(arrayDate[1],10); 

    //check if month value and day value agree
    if(arrayLookup[arrayDate[0]] != null) {
      if(intDay <= arrayLookup[arrayDate[0]] && intDay != 0)
        return true; //found in lookup table, good date
    }
    
    //check for February (bugfix 20050322)
    //bugfix  for parseInt kevin
    //bugfix  biss year  O.Jp Voutat
    var intMonth = parseInt(arrayDate[0],10);
    if (intMonth == 2) { 
       var intYear = parseInt(arrayDate[2]);
       if (intDay > 0 && intDay < 29) {
           return true;
       }
       else if (intDay == 29) {
         if ((intYear % 4 == 0) && (intYear % 100 != 0) || 
             (intYear % 400 == 0)) {
              // year div by 4 and ((not div by 100) or div by 400) ->ok
             return true;
         }   
       }
    }
  }  
  return false; //any other values, bad date
}

function validateValue( strValue, strMatchPattern ) {
var objRegExp = new RegExp( strMatchPattern);

 //check if string matches pattern
 return objRegExp.test(strValue);
}


function rightTrim( strValue ) {
var objRegExp = /^([\w\W]*)(\b\s*)$/;

      if(objRegExp.test(strValue)) {
       //remove trailing a whitespace characters
       strValue = strValue.replace(objRegExp, '$1');
    }
  return strValue;
}

function leftTrim( strValue ) {
var objRegExp = /^(\s*)(\b[\w\W]*)$/;

      if(objRegExp.test(strValue)) {
       //remove leading a whitespace characters
       strValue = strValue.replace(objRegExp, '$2');
    }
  return strValue;
}

function trimAll( strValue ) {
 var objRegExp = /^(\s*)$/;

    //check for all spaces
    if(objRegExp.test(strValue)) {
       strValue = strValue.replace(objRegExp, '');
       if( strValue.length == 0)
          return strValue;
    }

   //check for leading & trailing spaces
   objRegExp = /^(\s*)([\W\w]*)(\b\s*$)/;
   if(objRegExp.test(strValue)) {
       //remove leading and trailing whitespace characters
       strValue = strValue.replace(objRegExp, '$2');
    }
  return strValue;
}

function removeCurrency( strValue ) {

  var objRegExp = /\(/;
  var strMinus = '';

  //check if negative
  if(objRegExp.test(strValue)){
    strMinus = '-';
  }

  objRegExp = /\)|\(|[,]/g;
  strValue = strValue.replace(objRegExp,'');
  if(strValue.indexOf('$') >= 0){
    strValue = strValue.substring(1, strValue.length);
  }
  return strMinus + strValue;
}

function addCurrency( strValue ) {
	strValue = removeCurrency( strValue );
  var objRegExpAC = /-?[0-9]+\.?[0-9]{2}?$/;

    if( objRegExpAC.test(strValue)) {
		var objRegExp = /^-/;
      objRegExp.compile('^-');
      strValue = addCommas(strValue);
      if (objRegExp.test(strValue)){
        strValue = '(' + strValue.replace(objRegExp,'') + ')';
      }
      return '$' + strValue;
    }
    else
      return strValue;
}

function removeCommas( strValue ) {

  var objRegExp = /,/g; //search for commas globally

  //replace all matches with empty strings
  return strValue.replace(objRegExp,'');
}

function addCommas( strValue ) {

  var objRegExp  = new RegExp('(-?[0-9]+)([0-9]{3})');

    //check for match to search criteria
    while(objRegExp.test(strValue)) {
       //replace original string with first group match,
       //a comma, then second group match
       strValue = strValue.replace(objRegExp, '$1,$2');
    }
  return strValue;
}

function removeCharacters( strValue, strMatchPattern ) {

 var objRegExp =  new RegExp( strMatchPattern, 'gi' );

 //replace passed pattern matches with blanks
  return strValue.replace(objRegExp,'');
}