// JavaScript Document

		if (navigator.appVersion.substring(0,1) >= 3)
		{
			//Design
			item1_u     = new Image (100,185);
			item1_u.src = "graphics/nav_design.jpg";
			item1_o     = new Image (100,185);
			item1_o.src = "graphics/nav_design_ovr.jpg";
			item1_d     = new Image (100,185);
			item1_d.src = "graphics/nav_design_ovr.jpg";
		}
		{
			//Travel
			item2_u     = new Image (100,185);
			item2_u.src = "graphics/nav_travel.jpg";
			item2_o     = new Image (100,185);
			item2_o.src = "graphics/nav_travel_ovr.jpg";
			item2_d     = new Image (100,185);
			item2_d.src = "graphics/nav_travel_ovr.jpg";
		}
		{
			//Other
			item3_u     = new Image (100,185);
			item3_u.src = "graphics/nav_other.jpg";
			item3_o     = new Image (100,185);
			item3_o.src = "graphics/nav_other_ovr.jpg";
			item3_d     = new Image (100,185);
			item3_d.src = "graphics/nav_other_ovr.jpg";
		}
		{
			//About
			item4_u     = new Image (100,185);
			item4_u.src = "graphics/nav_about.jpg";
			item4_o     = new Image (100,185);
			item4_o.src = "graphics/nav_about_ovr.jpg";
			item4_d     = new Image (100,185);
			item4_d.src = "graphics/nav_about_ovr.jpg";
		}
		
		function DoMouse(imgsrc,imgchange, mytext)
		{
				if (navigator.appVersion.substring(0,1) >= 3) {
						document.images[imgsrc].src=eval(imgchange + ".src");
						window.status = mytext;
				}
		}
		function validate_email(field,alerttxt)
{
with (field)
{
apos=value.indexOf("@")
dotpos=value.lastIndexOf(".")
if (apos<1||dotpos-apos<2) 
  {alert(alerttxt);return false}
else {return true}
}
}