function imgwt_onmouseover()
{
   document.all["imgwt"].src="image/clientdownload/wt_light.gif";
}

function imgwt_onmouseout()
{

	 document.all["imgwt"].src="image/clientdownload/wt.gif";
}

function imgdx_onmouseover()
{
	document.all["imgdx"].src="image/clientdownload/dx_light.gif";
}

function imgdx_onmouseout()
{
	document.all["imgdx"].src="image/clientdownload/dx.gif";
}