function imgOn(imgName)
{if (document.images) {document[imgName].src=eval(imgName+"on.src");}}

function imgOff(imgName)
{if (document.images) {document[imgName].src=eval(imgName+"off.src");}}

if (document.images)
{
imgcu1on=new Image(); imgcu1on.src="../img/snav_contact_over.gif";
imgcu1off=new Image(); imgcu1off.src="../img/snav_contact_off.gif";

imgcu2on=new Image(); imgcu2on.src="../img/snav_cont_inq_over.gif";
imgcu2off=new Image(); imgcu2off.src="../img/snav_cont_inq_off.gif";

imgcu3on=new Image(); imgcu3on.src="../img/snav_cont_dir_over.gif";
imgcu3off=new Image(); imgcu3off.src="../img/snav_cont_dir_off.gif";

}