/*
    Suckerfish dropdowns
*/
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


/* Pop ups  */
function venting(popUp) {
	popWindow = window.open(popUp, "popWin", "toolbar=no, location=no, scrollbars=no, statusbar=no, width=558, height=448")
	popWindow.focus()
}
function pump(popUp) {
	popWindow = window.open(popUp, "popWin", "toolbar=no, location=no, scrollbars=no, statusbar=no, width=481, height=452")
	popWindow.focus()
}
function onetouch(popUp) {
	popWindow = window.open(popUp, "popWin", "toolbar=no, location=no, scrollbars=no, statusbar=no, width=440, height=420")
	popWindow.focus()
}
function remote(popUp) {
	popWindow = window.open(popUp, "popWin", "toolbar=no, location=no, scrollbars=no, statusbar=no, width=679, height=436")
	popWindow.focus()
}
function footswitch(popUp) {
	popWindow = window.open(popUp, "popWin", "toolbar=no, location=no, scrollbars=no, statusbar=no, width=564, height=441")
	popWindow.focus()
}
function neosonix(popUp) {
	popWindow = window.open(popUp, "popWin", "toolbar=no, location=no, scrollbars=no, statusbar=no, width=400, height=300")
	popWindow.focus()
}


/*
    Change images on rollover
*/
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document.images[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}


/*
    Empty form fields
*/
function clearText(objField){
	if (objField.defaultValue==objField.value)
	objField.value = ""
}

/*
    Preload images
*/
if (document.images) {
	
    abouton = new Image();
    abouton.src = "/images/bt_about_r.gif";
    aboutoff = new Image();
    aboutoff.src = "/images/bt_about.gif";
    
    mapon = new Image();
    mapon.src = "/images/bt_map_r.gif";
    mapoff = new Image();
    mapoff.src = "/images/bt_map.gif";
    
    contacton = new Image();
    contacton.src = "/images/bt_contact_r.gif";
    contactoff = new Image();
    contactoff.src = "/images/bt_contact.gif";
	
    overviewon = new Image();
    overviewon.src = "/images/nav_overview_r.gif";
    overviewoff = new Image();
    overviewoff.src = "/images/nav_overview.gif";
    
    featureson = new Image();
    featureson.src = "/images/nav_features_r.gif";
    featuresoff = new Image();
    featuresoff.src = "/images/nav_features.gif";
    
    interfaceon = new Image();
    interfaceon.src = "/images/nav_interface_r.gif";
    interfaceoff = new Image();
    interfaceoff.src = "/images/nav_interface.gif";
    
    supporton = new Image();
    supporton.src = "/images/nav_support_r.gif";
    supportoff = new Image();
    supportoff.src = "/images/nav_support.gif";
    
	
	
    
    
}