/* -- Image Preload JavaScript Library */

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		search_over = newImage('ssi-images/search-over.gif');
		dld_home_over = newImage('ssi-images/dld-home-over.gif');
		about_dld_over = newImage('ssi-images/about-dld-over.gif');
		services_over = newImage('ssi-images/services-over.gif');
		contact_over = newImage('ssi-images/contact-over.gif');
		login_over = newImage('ssi-images/login-over.gif');
		industries_over = newImage('ssi-images/industries-over.gif');
		industries_click = newImage('ssi-images/industries-click.gif');
		healthservices_over = newImage('ssi-images/healthservices-over.gif');
		healthservices_click = newImage('ssi-images/healthservices-click.gif');
		academic_inst_over = newImage('ssi-images/academic-inst-over.gif');
		academic_inst_click = newImage('ssi-images/academic-inst-click.gif');
		laboratories_over = newImage('ssi-images/laboratories-over.gif');
		laboratories_click = newImage('ssi-images/laboratories-click.gif');
		household_over = newImage('ssi-images/household-over.gif');
		household_click = newImage('ssi-images/household-click.gif');
		preloadFlag = true;

                // 6/20/2006 ND: figure out current directory and turn that tab "on"
                var sPath = window.location.pathname;  

                if (sPath.indexOf('industry') > 0) {                
                  var im = document.getElementById('industries');           
                  im.src = '../ssi-images/industries-click.gif';
                }
                else if (sPath.indexOf('health') > 0) {                
                  var im = document.getElementById('healthservices');           
                  im.src = '../ssi-images/healthservices-click.gif';
                }
                else if (sPath.indexOf('institutions') > 0) {                
                  var im = document.getElementById('academic_inst');           
                  im.src = '../ssi-images/academic-inst-click.gif';
                }
                else if (sPath.indexOf('laboratory') > 0) {                
                  var im = document.getElementById('laboratories');           
                  im.src = '../ssi-images/laboratories-click.gif';
                }
                else if (sPath.indexOf('household') > 0) {                
                  var im = document.getElementById('household');           
                  im.src = '../ssi-images/household-click.gif';
                }              

  
	}

}