function goBack() {
		history.back();
	}
	
	function checkForm(sInput) {
		var intFlag;
		intFlag = 0;
		if (sInput == "Login"){
			if (document.frmLogin.txtUserID.value == ""){
				intFlag=1;
				alert("Please enter your User ID");
				document.frmLogin.txtUserID.focus();
				return false;
			}
			else if (document.frmLogin.txtPassword.value == ""){
				intFlag=1;
				alert("Please enter your password");
				document.frmLogin.txtPassword.focus();
				return false;
			}
			else{
				document.frmLogin.submit();					
			}
		}	
	}	

	function setCursor() {
		document.frmLogin.txtUserID.focus();
	}

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

	function hasBadChars(s)
	{
		var illegalChars = /\W/;
		if (illegalChars.test(s)) 
		   return true;
		else
			return false;
	}
	
	function isValidNumber(s) 
	{
		return  /^[-+]?\d+(\.\d+)?$/.test(s);
	}
	
	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_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_findObj(n, d) { //v3.0
	  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); 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 showTM()
	{
		alert('American Access One is a fully registered trademark and is held by AAORS, Inc.   All rights reserved.');
		return false;
	}
	
	function showDisabled()
	{
		alert('This feature is currently under construction.');
		return false;
	}
	
function doSearch() 
   {
   var words;
   words = document.searchforit.query.value;
   var searchitems;
   searchitems=addplus(words);
   var index;
   //  Obtain the selectedIndex properties from the search engines options for 
   index = document.searchforit.service.selectedIndex;
   if (index>=0)
      {
      var site;
      site = document.searchforit.service.options[index].value;
      site+=searchitems;
      if (notEmpty(searchitems))   
         {
         window.open("","mainWin");
         window.open(site,"mainWin");
         }
      }
   else
      {alert("\nYou must select a search engine.");}
   }

//     Check for empty contents in search searchitems
function notEmpty(word) 
   {
   if (word == "" || word == null) 
      {
      self.status="ENTER SEARCH searchitems";
      alert("\nYou must enter a keyword to search for."); 
      document.searchforit.query.focus();  
      return false;
      }
   else 
      {
      self.status = "SEARCHING FOR:  " + word;
      return true;
      }
   }
   
 function addplus(items) 
   {
   var plussed = "";
   for (var t = 1 ; t <= items.length ; t++) 
      {
      if (items.substring(t-1,t) == " ") 
         {  plussed+="+";  }
      else 
         { plussed+=items.substring(t-1,t); }
      }
   return plussed;
   }
   

   function checkCommLogin() 
   {
		if (document.frmCommLogin.txtCommPwd.value == "")
		{
			alert("Please enter a community password");
			document.frmCommLogin.txtCommPwd.focus();
			return false;
		}
		else
		{
			return true;					
		}
	}