ns4 = (document.layers)? true:false;
ie4 = (document.all)? true:false;

function ShowLayer(id) {
		if (ns4) {	
			document.layers[id].visibility = "show";
		}
        else if (ie4) {
			document.all[id].style.visibility = "visible";
		}
}

function HideLayer(id) {
        if (ns4) document.layers[id].visibility = "hide"
        else if (ie4) document.all[id].style.visibility = "hidden"
}

function navigateList(form,newparam,newvalue) {
    form.action = form.action + "?" + newparam + "=" + newvalue;
    form.submit();
}

function UnderConstruction() {
	window.alert("Coming Soon.");
}

function onBodyLoad() {
}

/***********************************************************
* BEGIN - functions for one-to-many screens
************************************************************/
function ChangeListRight(availableList,selectedList,associatedItem) {

	var TempString = "";
	var associatedValue = "";
	var associatedText = "";
	var hasSelected = false;
	
	// was an extra element passed?
	if(!isUndefined(associatedItem)) {
		// set value if text box
		if(associatedItem.type == 'text') {
			associatedValue = associatedItem.value;
			associatedText = associatedItem.value;
		}
		
		// set value if select box
		if (associatedItem.type == 'select-one') {
	        for(var i=0; i < associatedItem.options.length; i++) {
	            if (associatedItem.options[i].selected) {
					associatedValue = associatedItem.options[i].value
					associatedText = associatedItem.options[i].text
	            }
	        }
		}
		
		// set associatedValue separator string
		TempString = ",";
	}
	
       for(var i=0; i < availableList.options.length; i++) {
           if (availableList.options[i].selected) {
           	  hasSelected = false;
           	  for(var n=0; n < selectedList.options.length && !hasSelected; n++)
           	  {
           	  	 if(selectedList.options[n].value == availableList.options[i].value + TempString + associatedValue)
           	  	 {
           	  	 	hasSelected = true;
           	  	 }
           	  }
           	  if(!hasSelected)
           	  {
               	selectedList.options[selectedList.options.length] = new Option(availableList.options[i].text + TempString + associatedText, availableList.options[i].value + TempString + associatedValue, 1);
	           // sj-removed for alpha3
			   /*availableList.options[i] = null;   // remove the ith element
    	       	i--;                       // after remove the ith element, the index is changed
			   */
			  } 
           }
       }

} 

function SaveSelected(selectedList) {
	for (i=0; i < selectedList.length; i++) {
		selectedList[i].selected = true;
	}
}

function ChangeListLeft(selectedList,availableList) {

	for(var i=0; i < selectedList.options.length; i++) {
		if (selectedList.options[i].selected) {
			var toTrim = selectedList.options[i].text.indexOf(',');
			
			// sj-removed for alpha3
			// add value to available list
			/* if(!isUndefined(availableList)) {
				availableList.options[availableList.options.length] = new Option(Left(selectedList.options[i].text,toTrim), selectedList.options[i].value, 1);
			} */
			selectedList.options[i] = null;   // remove the ith element
			i--;                      // after remove the ith element, the index is changed
		}
	}
}

function disableBothLists(selectedList,availableList) {

	// unselect all in availList
	for(var i=0; i < availableList.options.length; i++) {
		availableList.options[i].selected = false;
	}
	availableList.disabled = true;
	
	//remove all elements
	for(var i=0; i < selectedList.options.length; i++) {
		selectedList.options[i] = null;   // remove the ith element
		i--;  // after remove the ith element, the index is changed
	}
	selectedList.disabled = true;
}

function AddTextValue(availableText,selectedList) {
	selectedList.options[selectedList.options.length] = new Option(availableText.value);
}

function SubmitFind() {
	if (ie4) {
	 	if ( window.event.keyCode == 13) {
				FindValues();
			}
/*		} else {
			if (window.event.which == 13) {
				FindValues();
			} */
	 }
}

/***********************************************************
* END - functions for one-to-many screens
************************************************************/


	

function ValCharCharacters(string_value, name_display) {
	var Success = true;
	var aInvalidString = "'";	
	if (string_value.indexOf(aInvalidString) >= 0) {
		alert("The field " + name_display + " may not contain the character " + aInvalidString + 
			". Please edit your text and try again.")
  		Success = false;
	}
	return Success;
}

function ValCharCount(string_value, name_display, maxlength) {
	var Success = true;
	if ((string_value.length > maxlength)) {
	//hsw 1/29/02 B336
		alert("You may only enter " + maxlength + " characters for the field '" + name_display +
   			"'. Please edit your text and try again.");
   		Success = false;
	}
  	return Success;
}

//hsw 2/07/02 for textarea field size validation (B336)
//this applies to OnKeyDown event in IE, it does not work in nested table in netscape..
function charCount1(field, name_display, maxlength) {
		if (field.value.length > maxlength) {
			//alert("You have reached the " + maxlength + " character limit for this form field '" + name_display + "'.");
			if (confirm("You have entered " + field.value.length + " characters, which is longer than the limit (" + maxlength + " characters) for this field '" + name_display + "'. \n Click 'OK', trailling text will be truncated. \n Click 'Cancel' to edit text.")) {
				field.value = field.value.substring(0,maxlength);
			}
			field.focus();
		}
}

//this applies to OnChange event in Netscape
function charCount2(field, name_display, maxlength) {
	if (navigator.appName == 'Netscape' && navigator.appVersion.indexOf('4.') == 0) { 
		if (field.value.length > maxlength) {
			if (confirm("You have entered " + field.value.length + " characters, which is longer than the limit (" + maxlength + " characters) for this field '" + name_display + "'. \n Click 'OK', trailling text will be truncated. \n Click 'Cancel' to edit text.")) {
				field.value = field.value.substring(0,maxlength);
			}
			field.focus();
		}
	}
	else { //IE, do not alert again..
		if (field.value.length > maxlength) {
			field.value = field.value.substring(0,maxlength);
			field.focus();
		}
	}
}

// Validate Number
function ValInteger(string_value, name_display) {
   //Returns true if value is an integer or is NULL otherwise returns false
	var Success = true;
	var number_format = " 0123456789";
	var check_char;
	var trailing_blank = false; // indicates if the trailing blank stream has started
	var digits = false;         // indicates if the digit stream has started

	if (string_value != null) {
	//Characters can be only digits
		for (var i = 0; i < string_value.length; i++) {
			check_char = number_format.indexOf(string_value.charAt(i));
			if (check_char < 0) 
				Success = false;
			else if (check_char == 0) {  // blank space; ignored leading blanks
				if (digits) {
					trailing_blank = true;
				}
			}
			else if (trailing_blank) {
				Success = false;
			}
			else {
				digits = true;
			}
			
			if (Success == false) {
				alert("Invalid Number for field "+name_display)
				break;
			}
		}
	}
	return Success
}

// Validate Date
function ValDate(string_value, name_display) {
	//Returns true if value is a date format mm/dd/yyyy or is NULL
	//otherwise returns false
	var Success = true;
	if (string_value.length != 0) {
	//Parse the mm-dd-yyyy format
		isplit = string_value.indexOf('-');

		if (isplit == -1 || isplit == string_value.length)
			Success = false;
		else {
			sMonth = string_value.substring(0, isplit);
			isplit = string_value.indexOf('-', isplit + 1);

			if (isplit == -1 || (isplit + 1 ) == string_value.length)
				Success = false;
			else {
				sDay = string_value.substring((sMonth.length + 1), isplit);
				sYear = string_value.substring(isplit + 1);
			}
		}
	
		if (Success)
			if (!ValIntegerRange(sMonth, 1, 12)) //check month
				Success = false;
			else
				if (!ValIntegerRange(sYear, 1000, 9999)) //check year
					Success = false;
				else
					if (!ValDay(sYear, sMonth, sDay)) // check day
						Success = false;
	}
	
	if (Success == false)
		alert("Invalid Date Format for Field "+name_display)
	
	return Success
}

//validate day
function ValDay(pYear, pMonth, pDay) {
	var Success = true;
	maxDay = 31;
	if (pMonth == 4 || pMonth == 6 || pMonth == 9 || pMonth == 11)
		maxDay = 30;
	else
		if (pMonth == 2) {
			if (pYear % 4 > 0)
				maxDay =28;
			else
				if (pYear % 100 == 0 && pYear % 400 > 0)
					maxDay = 28;
				else
					maxDay = 29;
		}
		
	Success = ValIntegerRange(pDay, 1, maxDay); //check day
	return Success
}

function ValIntegerRange(string_value, min_value, max_value) {
 //if value is in range then return true else return false
	var Success = true;
	
	if (string_value.length == 0)
		Success = true;

	if (!ValInteger(string_value, ''))
		Success = false;
	else
	{  // check minimum
		if (min_value != null) {
			if (string_value < min_value)
				Success = false;
		}
		// check maximum
		if (max_value != null) {
			if (string_value > max_value)
				Success = false;
			}
		}
		
	return Success
}

function Right(str, n) {
    if (n <= 0)     // Invalid bound, return blank string
   	    return "";
       else if (n > String(str).length)   // Invalid bound, return
           return str;                     // entire string
       else { // Valid bound, return appropriate substring
       	var iLen = String(str).length;
           return String(str).substring(iLen, iLen - n);
        }
}

function Left(str, n) {
	if (n <= 0)     // Invalid bound, return blank string
		return "";
	else if (n > String(str).length)   // Invalid bound, return
		return str;                // entire string
	else // Valid bound, return appropriate substring
		return String(str).substring(0,n);
}

function LTrim(str) {
 	for (var i=0; str.charAt(i)==" "; i++);
 		return str.substring(i,str.length);
}
function RTrim(str) {
 		for (var i=str.length-1; str.charAt(i)==" "; i--);
 			return str.substring(0,i+1);
}
function Trim(str) {
 	return LTrim(RTrim(str));
}

function doCookie(cookie_name) {
	if(document.cookie) {
		index = document.cookie.indexOf(cookie_name);
	} else {
		index = -1;
	}

	var expires = "Monday, 04-Apr-2010 05:00:00 GMT"
	if (index == -1) {
		document.cookie=cookie_name+"=1; expires=" + expires;
	} else {
		countbegin = (document.cookie.indexOf("=", index) + 1);
		countend = document.cookie.indexOf(";", index);
		if (countend == -1) {
			countend = document.cookie.length;
		}
		count = eval(document.cookie.substring(countbegin, countend)) + 1;
		document.cookie=cookie_name+"="+count+"; expires=" + expires;
	}
}

function gettimes(cookie_name) {
	if(document.cookie) {
		index = document.cookie.indexOf(cookie_name);
		if (index != -1) {
			countbegin = (document.cookie.indexOf("=", index) + 1);
			countend = document.cookie.indexOf(";", index);
			if (countend == -1) {
				countend = document.cookie.length;
			}
			count = document.cookie.substring(countbegin, countend);
			//alert (count+ " times");
			return count;
		}
	}
	return 0;
}

function killCookie(cookie_name) {
	document.cookie= cookie_name+"=0; expires=Fri, 13-Apr-1970 00:00:00 GMT";
}

function isUndefined(a) {
    return typeof a == 'undefined';
}


/**
 * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

function echeck(str) {

		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail Address");
		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Address");
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail Address");
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail Address");
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail Address");
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail Address");
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail Address");
		    return false;
		 }
 		 return true;
	}

function ValidateEmail(emlField){
	//var emailID=document.frmSample.txtEmail;
	
	/* if ((emlField.value==null)||(emlField.value=="")){
		alert("Please Enter your Email Address");
		emlField.focus();
		return false;
	}*/
	if (!((emlField.value==null)||(emlField.value==""))) {
		if (echeck(emlField.value)==false){
			//emlField.value="";
			emlField.focus();
			return false;
		}
		return true;
	}
 }
 
 
 function ParseUSNumber(PhoneField) {
    var FmtStr="";
    var index = 0;
    var LimitCheck;
	var PhoneNumberInitialString = PhoneField.value;
    LimitCheck = PhoneNumberInitialString.length;
	if (!LimitCheck == 0) {
	    while (index != LimitCheck)
	      {
	        if (isNaN(parseInt(PhoneNumberInitialString.charAt(index))))
	          { }
	        else
	          { FmtStr = FmtStr + PhoneNumberInitialString.charAt(index); }
	        index = index + 1;
	      }
	    if (FmtStr.length == 10)
	      {
	        FmtStr = FmtStr.substring(0,3) + "-" + FmtStr.substring(3,6) + "-" + FmtStr.substring(6,10);
	      }
	    else
	      {
	        FmtStr=PhoneNumberInitialString;
	        alert("United States phone/fax numbers must have exactly ten digits (numbers).");
			PhoneField.focus();
	      }
		PhoneField.value=FmtStr;
	}
  }