publicationsObj=new Image();
publicationsObj.src="images/publications_r.gif";

cvObj=new Image();
cvObj.src="images/cv_r.gif";


researchObj=new Image();
researchObj.src="images/research_r.gif";


coursesObj=new Image();
coursesObj.src="images/courses_r.gif";


galleryObj=new Image();
galleryObj.src="images/gallery_r.gif";


linksObj=new Image();
linksObj.src="images/links_r.gif";


contactObj=new Image();
contactObj.src="images/contact_r.gif";


var page = "";


function onload_link(what_link)
{
  page = what_link;
  document[what_link].src=eval("'images/"+what_link+"_r.gif'");
}

function link_over(what_link)
{
  document[what_link].src=eval("'images/"+what_link+"_r.gif'"); 

}
function link_out(what_link)
{
  if(what_link!="" && what_link!=page)
  document[what_link].src=eval("'images/"+what_link+".gif'"); 

}