function swap(n)	
{
if ( n == 0 ) document.images.branding.src="images/HT_brandingB.gif";
if ( n == 1 ) document.images.branding.src="images/HT_branding.gif";
if ( n == 2 ) document.images.print.src="images/HT_printB.gif";
if ( n == 3 ) document.images.print.src="images/HT_print.gif";
if ( n == 4 ) document.images.packaging.src="images/HT_packagingB.gif";
if ( n == 5 ) document.images.packaging.src="images/HT_packaging.gif";
if ( n == 6 ) document.images.web.src="images/HT_webB.gif";
if ( n == 7 ) document.images.web.src="images/HT_web.gif";
if ( n == 8 ) document.images.marketing.src="images/HT_marketingB.gif";
if ( n == 9 ) document.images.marketing.src="images/HT_marketing.gif";

}