if(document.images) {	
	img1on = new Image();
	img1on.src = "../images/professionals/1row1_on.gif";
	img2on = new Image();
	img2on.src = "../images/professionals/1row2_on.gif";
	img3on = new Image();
	img3on.src = "../images/professionals/1row3_on.gif";
	img4on = new Image();
	img4on.src = "../images/professionals/1row4_on.gif";	
	img5on = new Image();
	img5on.src = "../images/professionals/1row5_on.gif";	
	
	img1off = new Image();
	img1off.src = "../images/professionals/1row1.gif";
	img2off = new Image();
	img2off.src = "../images/professionals/1row2.gif";
	img3off = new Image();
	img3off.src = "../images/professionals/1row3.gif";
	img4off = new Image();
	img4off.src = "../images/professionals/1row4.gif";	
	img5off = new Image();
	img5off.src = "../images/professionals/1row5.gif";	
	}
	
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");}
}