function getTrendIdentifier() 
{
		var theDate = getCurrentDate();	  
		var theCookie = getCookie( "JSESSIONID" ); 
		if(theCookie == null) {
			theCookie = getCookie2( "JSESSIONID" );
		}
		return theDate + "_" + theCookie;  
}


function getCurrentDate() 
{
	var d = new Date();
	var year = "" + d.getFullYear();		 
	year = year.substring(( year.length - 2 ), year.length ); 
	var month = "" + ( d.getMonth() + 1 );
	if ( month.length == 1 ) {
		month = "0" + month;
	}
	var data = "" + d.getDate();
	if ( data.length == 1 ) {
		data = "0" + data;
	}		 
	return ( year + month + data );
}

function getCookie( name ) 
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf( "; " + prefix );
    if ( begin == -1 ) {
        begin = dc.indexOf( prefix );
        if ( begin != 0 ) return null;
    } else {
        begin += 2;
    }
    var end = document.cookie.indexOf( ";", begin );
    if ( end == -1 ) {
        end = dc.length;
    }
    return unescape( dc.substring( begin + prefix.length, end ));
    
} 

function getCookie2( name )
{
    parm = new Array;
	value = new Array;
	var beg = "" + location.href.toUpperCase();

	beg = beg.substring( beg.indexOf( name ) );
	parm = beg.split( '&' );
	for ( i = 0; i < parm.length; i++ ) {
	   value[ i ] = parm[ i ].split( '=' ); 
	   if ( value[ i ][ 0 ] == name )  return value[ i ][ 1 ];
	}
}