function checkEnter(e){ //e is event object passed from function invocation
var characterCode //literal character code will be stored in this variable

if(e && e.which){ //if which property of event object is supported (NN4)
e = e
characterCode = e.which //character code is contained in NN4's which property
}
else{
e = event
characterCode = e.keyCode //character code is contained in IE's keyCode property
}

if(characterCode == 13){ //if generated character code is equal to ascii 13 (if enter key)
submitform() //submit the form
return false
}
else{
return true
}

}
function submitform(){
	tagsVal ='';
	form = $('searchFrm');

	document.forms["searchFrm"].submit();
}
function submitform2(){
	tagsVal ='';
	form = $('searchFrm');
	var sels = $('select');
	for(var i=0;i<sels.length;i++)
	{
		if (sels[i].selected){
			tagsVal += (!IsEmpty(tagsVal) ? '' : ',');
			tagsVal += sels[i].value;
		}
	}
	$('filtTags').value = tagsVal;
	document.forms["searchFrm"].submit();
}
function IsEmpty(StringToCheck)
{
if( StringToCheck.length==0)
return false;
else
return true;
}