//**************************************
    //     
    // Name: unixtime -> how old in years
    //     
    // Description:this function return the 
    //     age from any user in years, if u input t
    //     he unixtime
    sory bad english, i know ;-)
    also ihr hab die unixtime und wollt wissen wie alt derjenige heute ist?! dann nutzt diese funkiion
    // By: Markus Klar
    //
    // Inputs:$unixtime is the unixtimestamp
    //     
    //
    // Returns:how many years this unixdate 
    //     is over
    //
    //This code is copyrighted and has    // limited warranties.Please see http://
    //     www.Planet-Source-Code.com/vb/scripts/Sh
    //     owCode.asp?txtCodeId=808&lngWId;=8    //for details.    //**************************************
    //     
    
    	function useralter($alter) {
    		$dasalter = date("Y") - date("Y", $alter);
    		if (date("n") <= date("n", $alter)) {
    			if (date("j") < date("j", $alter)) $dasalter = $dasalter - 1;
    		}
    		return $dasalter;
    	}