if (document.images) {
            bulletNormal = new Image
            bulletOver = new Image
    
            bulletNormal.src = "../images/local_bullet_off.gif"
            bulletOver.src = "../images/local_bullet_on.gif"
        }
        else {
            bulletNormal = ""
            bulletOver = ""
            document.bullet = ""
        }
    
    
    function showHidePic(imgName) {
	
			if (document.images) {
				//1
				if (imgName.length != 0) {
					document[imgName].src="../images/arrow.gif";
				}
			}
	
	}
	
	function ChangeClass(newClassName, linkName) {
			if (document.getElementById) {	
				if (linkName.length != 0) {
                    document.getElementById(linkName).className=newClassName;                       	
				}
			}
		}      

    function change2Color(linkName) {
            bulletName = "bullet" + linkName;
            if (document.images) {
                document.getElementById(bulletName).src=bulletOver.src;
            }
        }    
    
    function changeBack(linkName) {
            bulletName = "bullet" + linkName;
            if (document.images) {
                document.getElementById(bulletName).src=bulletNormal.src;
            }
        }  	
        
        var isNN = (navigator.appName.indexOf("Netscape")!=-1);
          function autoTab(input,len, e)
          {
            var keyCode = (isNN) ? e.which : e.keyCode;
            var filter = (isNN) ? [0,8,9] : [0,8,9,16,17,18,37,38,39,40,46];
            if(input.value.length >= len && !containsElement(filter,keyCode))
            {
              input.value = input.value.slice(0, len);
              input.form[(getIndex(input)+1) % input.form.length].focus();
            }
            function containsElement(arr, ele)
            {
              var found = false, index = 0;
              while(!found && index < arr.length)
                if(arr[index] == ele)
                  found = true;
                else
                  index++;
              return found;
            }
            function getIndex(input)
            {
              var index = -1, i = 0, found = false;
              while (i < input.form.length && index == -1)
                if (input.form[i] == input)
                  index = i;
                else
                  i++;
              return index;
            }
            return true;
          }