function SwapImage(divName,divStatus) {
divName.style.visibility = divStatus;   // show or hide each divName
}

function CheckEnter(event) { 
var msg="ERROR! ... There is no search text!";
var doc=document.frmSearch;
var empty=(doc.txtSearch.value=="");
	if ( (empty)&& (window.event && window.event.keyCode == 13) ) {
	alert(msg);
	doc.txtSearch.focus();
	return !(window.event && window.event.keyCode == 13);	
	} else { return true;}	
}

function CheckEmpty() { 
var doc=document.frmSearch;
var msg="ERROR! ... There is no search text!";
var msgAlphaNum="ERROR! ... There is an invalid character in your search text!";
var rex = new RegExp("[^a-zA-Z_0-9 .]");
var empty=(doc.txtSearch.value=="" || doc.txtSearch.value=="Please Insert Text Here");
	if (empty) {
	alert(msg);
	doc.txtSearch.focus();
	return false;
	} else if (doc.txtSearch.value.match(rex))  { 
	alert(msgAlphaNum);
	doc.txtSearch.focus();	
	return false;	
	} else { 
 return true;		
//	doc.submit();
	}
 setTab(); 		
} 

function setTab() {
if (document.URL=="http://www.windoware.net.au/login.asp") {
	document.frmLogIn.accountID.focus();
	} else if (document.URL=="http://www.windoware.net.au/loginFAIL.asp") {
	document.frmLogIn.accountID.focus();
	} else {
	document.frmSearch.txtSearch.focus();
	} 		
}

function trim(s) {
  while (s.substring(0,1) == ' ') { 
		s = s.substring(1,s.length);
		}
  while (s.substring(s.length-1,s.length) == ' ') {
		s = s.substring(0,s.length-1);
  }
  return s;
}
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) { //v4.0
  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);
  if(!x && document.getElementById) x=document.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 blockNonAlphaNumerical(e)
{
	var key;
	var keychar;
	var rex;
	
	if(window.event) {
		// for IE, e.keyCode or window.event.keyCode can be used
		key = e.keyCode; 
	}
	else if(e.which) {
		// netscape
		key = e.which; 
	}
	else {
		// no event, so pass through
		return true;
	}

	keychar = String.fromCharCode(key);
	rex = new RegExp("[^a-zA-Z_0-9 .]");
	return !rex.test(keychar);
}