var browser=navigator.appName;
					var b_version=navigator.appVersion;
					var version=parseFloat(b_version);
					
					if ((browser=="Microsoft Internet Explorer") && (b_version.indexOf("MSIE 6") > -1 ) || (b_version.indexOf("MSIE 7") > -1 ))
					  {
					  document.write('<link rel=stylesheet href="/Content_Common/Includes/Styles_System1_IE.css">')
					//alert('welcome');
					  }