// create image objects and pre-load images
window.onerror=null;
window.defaultStatus='';
if (!document.images) {}
else {
	var hwover=new Image();
	hwover.src="/images/drop_md1a.gif";
	var swover=new Image();
	swover.src="/images/drop_md1b.gif";

	var sinclover=new Image();
	sinclover.src="/images/drop_md2a.gif";
	var sinduover=new Image();
	sinduover.src="/images/drop_md2b.gif";
	var sappover=new Image();
	sappover.src="/images/drop_md2c.gif";

	var toolsover=new Image();
	toolsover.src="/images/drop_md3a.gif";
	var programsover=new Image();
	programsover.src="/images/drop_md3b.gif";
	var libraryover=new Image();
	libraryover.src="/images/drop_md3c.gif";
	var resourcesover=new Image();
	resourcesover.src="/images/drop_md3d.gif";
	var opensourceover=new Image();
	opensourceover.src="/images/drop_md3e.gif";
	var technologyover=new Image();
	technologyover.src="/images/drop_md3f.gif";

	var blank=new Image();
	blank.src="/images/dot_clear.gif";

	nav_prd0=new Image();
	nav_prd0.src="/images/nav_mt1a.gif";
	nav_prd1=new Image();
	nav_prd1.src="/images/nav_mt1b.gif";

	nav_sol0=new Image();
	nav_sol0.src="/images/nav_mt2a.gif";
	nav_sol1=new Image();
	nav_sol1.src="/images/nav_mt2b.gif";

	nav_dev0=new Image();
	nav_dev0.src="/images/nav_mt3a.gif";
	nav_dev1=new Image();
	nav_dev1.src="/images/nav_mt3b.gif";

	nav_fun0=new Image();
	nav_fun0.src="/images/nav_mt4a.gif";
	nav_fun1=new Image();
	nav_fun1.src="/images/nav_mt4b.gif";

}