if (document.images) {

	sidenav_abouttheproject_off = new Image();

	sidenav_abouttheproject_off.src = "/images/publications/synthesis/sidenav_abouttheproject_off.gif";

	sidenav_abouttheproject_on = new Image();

	sidenav_abouttheproject_on.src = "/images/publications/synthesis/sidenav_abouttheproject_on.gif";

	sidenav_reportsandbriefs_off = new Image();

	sidenav_reportsandbriefs_off.src = "/images/publications/synthesis/sidenav_reportsandbriefs_off.gif";

	sidenav_reportsandbriefs_on = new Image();

	sidenav_reportsandbriefs_on.src = "/images/publications/synthesis/sidenav_reportsandbriefs_on.gif";

	sidenav_contactus_off = new Image();

	sidenav_contactus_off.src = "/images/publications/synthesis/sidenav_contactus_off.gif";

	sidenav_contactus_on = new Image();

	sidenav_contactus_on.src = "/images/publications/synthesis/sidenav_contactus_on.gif";

	sidenav_home_off = new Image();

	sidenav_home_off.src = "/images/publications/synthesis/sidenav_home_off.gif";

	sidenav_home_on = new Image();

	sidenav_home_on.src = "/images/publications/synthesis/sidenav_home_on.gif";

}



function rollOver(imgOnName, imgOffName) {

	if (document.images) {

		document[imgOnName].src = self[imgOnName + "_on"].src;

		document[imgOffName].src = self[imgOffName + "_off"].src;

	}

}



function rollOut(imgOffName, imgOnName) {

	if (document.images) {

		document[imgOffName].src = self[imgOffName + "_off"].src;	

		document[imgOnName].src = self[imgOnName + "_on"].src;

	}

}