function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

//preload onstate:

        var adults_ankles_on = new Image;
        var adults_calf_on = new Image;
        var adults_elbows_on = new Image;
        var adults_knees_on = new Image;
        var adults_lumbar_on = new Image;
        var adults_shoulders_on = new Image;
        var adults_thighs_on = new Image;
        var adults_toes_on = new Image;
        var adults_tac_on = new Image;
        var adults_wrists_on = new Image;
        
        var anklesarrow_on = new Image;
        var calfarrow_on = new Image;
        var elbowsarrow_on = new Image;
        var kneesarrow_on = new Image;
        var lumbararrow_on = new Image;
        var shouldersarrow_on = new Image;
        var thighsarrow_on = new Image;
        var toesarrow_on = new Image;
        var wristsarrow_on = new Image;
        
        var adults_ankles_off = new Image;
        var adults_calf_off = new Image;
        var adults_elbows_off = new Image;
        var adults_knees_off = new Image;
        var adults_lumbar_off = new Image;
        var adults_shoulders_off = new Image;
        var adults_thighs_off = new Image;
        var adults_toes_off = new Image;
        var adults_tac_off = new Image;
        var adults_wrists_off = new Image;
        
        var anklesarrow_off = new Image;
        var calfarrow_off = new Image;
        var elbowsarrow_off = new Image;
        var kneesarrow_off = new Image;
        var lumbararrow_off = new Image;
        var shouldersarrow_off = new Image;
        var thighsarrow_off = new Image;
        var toesarrow_off = new Image;
        var wristsarrow_off = new Image;

        adults_ankles_on.src = "/images/adults/adults_ankles_on.gif"
        adults_calf_on.src = "/images/adults/adults_calf_on.gif"
        adults_elbows_on.src = "/images/adults/adults_elbows_on.gif"
        adults_knees_on.src = "/images/adults/adults_knees_on.gif"
        adults_lumbar_on.src = "/images/adults/adults_lumbar_on.gif"
        adults_shoulders_on.src = "/images/adults/adults_shoulders_on.gif"
        adults_thighs_on.src = "/images/adults/adults_thighs_on.gif"
        adults_toes_on.src = "/images/adults/adults_toes_on.gif"
        adults_tac_on.src = "/images/adults/adults_tac_on.gif"
        adults_wrists_on.src = "/images/adults/adults_wrists_on.gif"
        
        anklesarrow_on.src = "/images/arrow_on.gif"
        calfarrow_on.src = "/images/arrow_on.gif"
		elbowsarrow_on.src = "/images/arrow_on.gif"
		kneesarrow_on.src = "/images/arrow_on.gif"
		lumbararrow_on.src = "/images/arrow_on.gif"
		shouldersarrow_on.src = "/images/arrow_on.gif"
		thighsarrow_on.src = "/images/arrow_on.gif"
		toesarrow_on.src = "/images/arrow_on.gif"
		wristsarrow_on.src = "/images/arrow_on.gif"
        
        adults_ankles_off.src = "/images/adults/adults_off.gif"
        adults_calf_off.src = "/images/adults/adults_off.gif"
        adults_elbows_off.src = "/images/adults/adults_off.gif"
        adults_knees_off.src = "/images/adults/adults_off.gif"
        adults_lumbar_off.src = "/images/adults/adults_off.gif"
        adults_shoulders_off.src = "/images/adults/adults_off.gif"
        adults_thighs_off.src = "/images/adults/adults_off.gif"
        adults_toes_off.src = "/images/adults/adults_off.gif"
        adults_tac_off.src = "/images/adults/adults_off.gif"
        adults_wrists_off.src = "/images/adults/adults_off.gif"
        
        anklesarrow_off.src = "/images/arrow_off.gif"
        calfarrow_off.src = "/images/arrow_off.gif"
		elbowsarrow_off.src = "/images/arrow_off.gif"
		kneesarrow_off.src = "/images/arrow_off.gif"
		lumbararrow_off.src = "/images/arrow_off.gif"
		shouldersarrow_off.src = "/images/arrow_off.gif"
		thighsarrow_off.src = "/images/arrow_off.gif"
		toesarrow_off.src = "/images/arrow_off.gif"
		wristsarrow_off.src = "/images/arrow_off.gif"
        
// here's the rollover function:
			
	function rollover(numberName, onstateSrc){
		document.images[numberName].src = onstateSrc;
	}