function CheckEnterKey(e,obj)
	{ //e is event object passed from the function
		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)
			CheckSearch(obj);// document.forms[0].submit() //submit the form
			return false
		}
		else{
			return true
		}
	}

	
function CheckSearch(objText)
{
	if(objText.value.length < 4 )
			{
			alert("Search text must be 4 characters at least");
			return false;
			}
	else if(objText.value.toLowerCase()=='Search'.toLowerCase())
	{
	  alert("Please enter a Keyword");
	}
	else {
		var strUrl=window.location.href;
		
		 if( strUrl.indexOf('htm')!=-1)
			{
			intIndex=strUrl.indexOf('.htm')-2;
			var strlang = strUrl.substr(intIndex,2);   
			window.location ="/UserPages/user_search.aspx?publish=yes&keywords=" + objText.value + "&keyword=" + objText.value + "&lang=" + strlang; 
			}
		else if(strUrl.indexOf('publish=yes')!=-1)
				window.location ="/UserPages/user_search.aspx?publish=yes&keywords=" + objText.value + "&keyword=" + objText.value;
		else
			window.location ="/UserPages/user_search.aspx?keywords=" + objText.value + "&keyword=" + objText.value; 
		}
 }