// Menu Script

function openMenu(cat) {
this.cat = cat;
document.write('<span class = "level1">');
document.write('<a href = "' + thisPage + '?page=null" target="_self">');
if (lev1img=='yes') {
document.write('<img src="' + imgPath + lev1OpName +'" width="' + lev1OpWidth + '" height="' + lev1OpHeight + '"border="0">');
}
document.write(cat + '</a><span><br>');
for (x=0;x<thisMenu.length;x++){
 document.write('<span class = "level2">');
 if (lev2img=='yes') {
 document.write('<img src="' + imgPath + lev2Name +'" width="' + lev2Width + '" height="' + lev2Height + '">');
 }
 if (lev2Char=='yes') {
 document.write(bullet);
 }
 document.write('<a href="' + linka + thisMenu[x].linkb + '">' + thisMenu[x].name + '</a><span><br>');
}
}

// closes menu section 
function closeMenu(cat,pass) {
this.cat = cat;
this.pass = pass;
document.write('<span class = "level1">');
document.write('<a href = "' + thisPage + '?page='+pass+'" target="_self">');
if (lev1img=='yes') {
document.write('<img src="' + imgPath + lev1ClosName +'" width="' + lev1ClosWidth + '" height="' + lev1ClosHeight + '"border="0">');
}
document.write(cat + '</a><span><br>');
}

// End

// Image rollovers 

normal_home = new Image();
normal_home.src = "/images/home_butt_on.gif";

mouseover_home = new Image();
mouseover_home.src = "/images/home_butt.gif";

normal_background = new Image();
normal_background.src = "/images/background_butt_on.gif";

mouseover_background = new Image();
mouseover_background.src = "/images/background_butt.gif";

normal_why = new Image();
normal_why.src = "/images/why_butt_on.gif";

mouseover_why = new Image();
mouseover_why.src = "/images/why_butt.gif";

normal_programme = new Image();
normal_programme.src = "/images/programme_butt_on.gif";

mouseover_programme = new Image();
mouseover_programme.src = "/images/programme_butt.gif";

normal_schemeDev = new Image();
normal_schemeDev.src = "/images/schemeDev_butt_on.gif";

mouseover_schemeDev = new Image();
mouseover_schemeDev.src = "/images/schemeDev_butt.gif";

normal_schemeDev = new Image();
normal_schemeDev.src = "/images/schemeDev_butt_on.gif";

mouseover_schemeDev = new Image();
mouseover_schemeDev.src = "/images/schemeDev_butt.gif";


normal_research = new Image();
normal_research.src = "/images/research_butt_on.gif";

mouseover_research = new Image();
mouseover_research.src = "/images/research_butt.gif";

normal_news = new Image();
normal_news.src = "/images/news_butt_on.gif";

mouseover_news = new Image();
mouseover_news.src = "/images/news_butt.gif";

normal_contact = new Image();
normal_contact.src = "/images/contact_butt_on.gif";

mouseover_contact = new Image();
mouseover_contact.src = "/images/contact_butt.gif";


// Imges for top nav

normal_pic1 = new Image();
normal_pic1.src = "/images/pic1_fullcolour.gif";

mouseover_pic1 = new Image();
mouseover_pic1.src = "/images/pic1.gif";

normal_pic2 = new Image();
normal_pic2.src = "/images/pic2_fullcolour.gif";

mouseover_pic2 = new Image();
mouseover_pic2.src = "/images/pic2.gif";

normal_pic3 = new Image();
normal_pic3.src = "/images/pic3_fullcolour.gif";

mouseover_pic3 = new Image();
mouseover_pic3.src = "/images/pic3.gif";

normal_pic4 = new Image();
normal_pic4.src = "/images/pic4_fullcolour.gif";

mouseover_pic4 = new Image();
mouseover_pic4.src = "/images/pic4.gif";

normal_top = new Image();
normal_top.src = "/images/toppage_butt_on.gif";

mouseover_top = new Image();
mouseover_top.src = "/images/toppage_butt.gif";

function swap(){
if (document.images){
for (var x=0;
x<swap.arguments.length;
x+=2) {
document[swap.arguments[x]].src = eval(swap.arguments[x+1] + ".src");
}
}
}