function loadImages(){
	if (document.images){
	
		
		bgcontent = new Image (1500, 1000);
		bgcontent.src = "bgcontent.gif";

		top1a = new Image (241, 81);
		top1a.src = "top1a.gif";

		top1b = new Image (370, 81);
		top1b.src = "top1b.gif";

                top1c = new Image (14, 81);
		top1c.src = "top1c.gif";

                bottom = new Image (650, 24);
		bottom.src = "bottom.gif";

                nav1off = new Image (149, 20);
		nav1off.src = "nav1off.gif";
                
                nav1on = new Image (149, 20);
		nav1on.src = "nav1on.gif";

                nav2off = new Image (149, 20);
		nav2off.src = "nav2off.gif";
                
                nav2on = new Image (149, 20);
		nav2on.src = "nav2on.gif";
                
                nav3off = new Image (149, 20);
		nav3off.src = "nav3off.gif";
                
                nav3on = new Image (149, 20);
		nav3on.src = "nav3on.gif";

                nav4off = new Image (149, 20);
		nav4off.src = "nav4off.gif";

                nav4on = new Image (149, 20);
		nav4on.src = "nav4on.gif";

                nav5off = new Image (149, 20);
		nav5off.src = "nav5off.gif";

                nav5on = new Image (149, 20);
		nav5on.src = "nav5on.gif";

                nav6on = new Image (149, 20);
		nav6on.src = "nav6on.gif";
                
                nav6off = new Image (149, 20);
		nav6off.src = "nav6off.gif";

                nav7on = new Image (149, 20);
		nav7on.src = "nav7on.gif";

                nav7off = new Image (149, 20);
		nav7off.src = "nav7off.gif";

                nav8on = new Image (149, 20);
		nav8on.src = "nav8on.gif";

                nav8off = new Image (149, 20);
		nav8off.src = "nav8off.gif";

                nav9off = new Image (149, 20);
		nav9off.src = "nav9off.gif";

                nav9on = new Image (149, 20);
		nav9on.src = "nav9on.gif";

                nav10off = new Image (149, 20);
		nav10off.src = "nav10off.gif";

                nav10on = new Image (149, 20);
		nav10on.src = "nav10on.gif";

                nav11off = new Image (149, 20);
		nav11off.src = "nav11off.gif";

                nav11on = new Image (149, 20);
		nav11on.src = "nav11on.gif";

                nav12off = new Image (149, 20);
		nav12off.src = "nav12off.gif";

                nav12on = new Image (149, 20);
		nav12on.src = "nav12on.gif";

                nav13on = new Image (149, 20);
		nav13on.src = "nav13on.gif";

                nav13off = new Image (149, 20);
		nav13off.src = "nav13off.gif";

                nav14on = new Image (149, 20);
		nav14on.src = "nav14on.gif";

                nav14off = new Image (149, 20);
		nav14off.src = "nav14off.gif";

                nav15on = new Image (149, 20);
		nav15on.src = "nav15on.gif";

                nav15off = new Image (149, 20);
		nav15off.src = "nav15off.gif";

                picconstructionfollowup = new Image (222, 225);
		picconstructionfollowup.src = "picconstructionfollowup.jpg";

                picbuilding = new Image (300, 225);
		picbuilding.src = "picbuilding.jpg";

                piccivilandstructural = new Image (300, 225);
		piccivilandstructural.src = "piccivilandstructural.jpg";

                picconstdrawings1 = new Image (300, 225);
		picconstdrawings1.src = "picconstdrawings1.jpg"

                picconstdrawings2 = new Image (300, 225);
		picconstdrawings2.src = "picconstdrawings2.jpg"

                picdesignreview = new Image (300, 225);
		picdesignreview.src = "picdesignreview.jpg"

                picfinite = new Image (300, 225);
		picfinite.src = "picfinite.jpg"

                picheattransfer = new Image (300, 225);
		picheattransfer.src = "picheattransfer.gif"

                picpipingstressflex = new Image (300, 225);
		picpipingstressflex.src = "picpipingstressflex.jpg"

                picplane = new Image (300, 225);
		picplane.src = "picplane.jpg"

                picplantdesign = new Image (300, 225);
		picplantdesign.src = "picplantdesign.jpg"

                picvibration = new Image (300, 225);
		picvibration.src = "picvibration.gif"
}}