/////   MENU SCRIPTS  ////////

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];}
}

var timeout	= 0;
var closetimer = 0;
var ddmenuitem = 0;
function mopen(id){
	//MM_swapImgRestore();
	mcancelclosetime();	
	if(ddmenuitem) {
		ddmenuitem.style.visibility = 'hidden';
	}
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible'; 
}
function mclose(){ 
	if(ddmenuitem) {
		ddmenuitem.style.visibility = 'hidden';
	}
}
function mclosetime(){
	closetimer = window.setTimeout(mclose, timeout);
	MM_swapImgRestore(); 
}
function mcancelclosetime(){
	if(closetimer){
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

//close layer when click-out
document.onclick = mclose; 





//////   BOD SCROLLER /////////


var posLeft_bod = 0;
var target_bod = 0;
var maxScroll_bod = 0;

function scroll_bod(direction){
	if(maxScroll_bod == 0){
		numDivs = bioCounter;
		maxScroll_bod = 139 * (numDivs-3) *(-1);
	}
	var scroller = document.getElementById('bod_Scroller');
	if(direction == 'left'){
		setOpacity('bod_ArrowRight', '100', '1');
		if(target_bod != 0){
			target_bod +=139;
			if(target_bod==0){
				setOpacity('bod_ArrowLeft', '50', '0.5');	
			}
		}
	} else {
		setOpacity('bod_ArrowLeft', '100', '1');
		if(target_bod > maxScroll_bod){
			target_bod -=139;
			//alert('target_bod='+target_bod+'; maxScroll_bod='+maxScroll_bod);
			if(target_bod <= maxScroll_bod){
				setOpacity('bod_ArrowRight', '50', '0.5');
			}
		}
	}
	doScroll_bod(scroller);
}

function doScroll_bod(scroller) { 
    if (scroller.scrollInt){
		window.clearInterval(scroller.scrollInt);
	}
    scroller.scrollInt = window.setInterval(moveScroller_bod,50);
}

function moveScroller_bod(){
	var scroller = document.getElementById('bod_Scroller');
	var distance = posLeft_bod - target_bod;
	posLeft_bod = posLeft_bod - (distance/3);
	scroller.style.left = posLeft_bod+'px';
	if(scroller.style.left == (target_bod+'px')){
		window.clearInterval(scroller.scrollInt);
	}
}

function setOpacity(divId, myOpacity1, myOpacity2){
	document.getElementById(divId).style.filter = "alpha(opacity="+myOpacity1+")";
	document.getElementById(divId).style.opacity = myOpacity2;	
}



/////  BOD Show Bio //////

function showBio(bioId){
	document.getElementById('bio_'+activeBio).style.display = 'none';
	document.getElementById('bio_'+bioId).style.display = 'block';
	activeBio = bioId;
}