function mover(imgName){

img=new Image();
img.src="graphics/arrow_o.gif";
document[imgName].src = img.src;
document.getElementById("home").style.color='red';
id=imgName+"_text";
document.getElementById(id).style.color='#F94711';
return true;
}

function mout(imgName){

img=new Image();
img.src="graphics/arrow_w.gif";
document[imgName].src = img.src;
id=imgName+"_text";
document.getElementById(id).style.color='#0B3087';
return true;
}

function submover(imgName){

img=new Image();
img.src="graphics/square_o.gif";
document[imgName].src = img.src;
document.getElementById("home").style.color='red';
id=imgName+"_text";
document.getElementById(id).style.color='#F94711';
return true;
}

function submout(imgName){

img=new Image();
img.src="graphics/square_w.gif";
document[imgName].src = img.src;
id=imgName+"_text";
document.getElementById(id).style.color='#0B3087';
return true;
}