
<!-- //browser specific functions

/*--------------------------------------------------
 * 	function getRef( id )
 * 		@param id : (String) HTML Element ID
 *		@return object
 *
 * 		@Description : 
 *			Internet Explorer / Mozilla 기반의 Browser 종류에 상관없이 HTML Element를 얻어옴.
 *
 * 	function getStyle( id )
 *		@param id : (String) HTML Element ID
 *		@return object.style
 *
 *		@Description :
 *			Internet Explorer / Mozilla 기반의 Browser 종류에 상관없이 HTML Element의 style 객체를 얻어옴.
----------------------------------------------------*/

	var isDOM = ( document.getElementById ? true : false );
	var isIE4 = ( ( document.all && !isDOM ) ? true : false );
	var isNS4 = ( document.layers ? true : false );
	var isNS = navigator.appName == "Netscape";

	function getRef( id ) {
		if( typeof(id) == "object" ) return id;
		if ( isDOM ) return document.getElementById( id );
		if ( isIE4 ) return document.all[id];
		if ( isNS4 ) return document.layers[id];
	}

	function getStyle( id ) {
		var obj;
		if( typeof(id) == "object" ) {
			obj = id;
		} else {
			obj = getRef( id );
		}
		return ( isNS4 ? obj : obj.style );
	}

//-->