// JavaScript Document
bgTimedPositionCalled = false;
mouseAwayCount = 0;
mouseXat = 0;
mouseYat = 0;
document.onmousemove = bgWhereMouse;

function bgTimedPosition() {
	var t = setTimeout("bgNoteMouse()",1000);
}
/*
function bgWhereMouse (event) {
	mouseXat = window.event.clientX;
	mouseYat = window.event.clientY;
}
*/
function bgWhereMouse (ev) {
	if (window.event) {
		//IE 6 hack
		mouseXat = window.event.clientX;
		mouseYat = window.event.clientY;
	} else {
		mouseXat = ev.clientX;
		mouseYat = ev.clientY;
	}
}
function bgNoteMouse () {
	bgTimedPosition();
	if (mouseXat > 310 && mouseXat < 950 && mouseYat < 170) {
		mouseAwayCount = 0;
	} else {
		mouseAwayCount++;
	}
	if (mouseAwayCount > 3) {
		bgCloseMenu();
		mouseAwayCount = 0;
	}
}
function bgCloseMenu () {
	MM_swapImgRestore();
	document.getElementById('n_subsec').style.display = 'none';
}
function bgMenu(section) {
	
	if (!bgTimedPositionCalled) {
		bgTimedPosition();
		bgTimedPositionCalled = true;
	}
	
	document.getElementById('n_subsec').style.display = 'block';
	
	for (i=0;i<4;i++){
		if (i == section) {
			document.getElementById('linkset'+i).style.display = 'block';
		} else {
			document.getElementById('linkset'+i).style.display = 'none';
		}
	}
	
	MM_swapImgRestore();
	switch (section) {
		case 0:
		MM_swapImage('productsimg','','img/nav/n1_o.jpg',1);
		bgDescription(case0description);
		break;
		case 1:
		MM_swapImage('solutionsimg','','img/nav/n2_o.jpg',1);
		bgDescription(case1description);
		break;
		case 2:
		MM_swapImage('advantagesimg','','img/nav/n3_o.jpg',1);
		bgDescription(case2description);
		break;
		case 3:
		MM_swapImage('aboutimg','','img/nav/n4_o.jpg',1);
		bgDescription(case3description);
		break;
		default:
		break;
	}
}
function bgDescription(desc) {
	document.getElementById('n_desc').innerHTML = desc;
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}