//names of dropdowns stored here
menu_droplayer=new Array()
menu_droplayer[0]="drop1"
menu_droplayer[1]="drop2"
menu_droplayer[2]="drop3"

//simple browser check
menu_v4=(parseInt(navigator.appVersion)>=4 && parseInt(navigator.appVersion)<=5)?1:0
menu_ie=(document.all && menu_v4)?1:0
menu_ns=(document.layers && menu_v4)?1:0


//code for drops

function menu_showdrop(thelayer){
	menu_keep=thelayer; menu_hideall(); menu_showitnow=1
	menu_showit(thelayer)
	}

function menu_showit(thelayer){
		if(menu_ie){ eval(menu_droplayer[thelayer]+'.style.visibility="visible"') }
		if(menu_ns){ eval('document.'+menu_droplayer[thelayer]+'.visibility="show"');}
	}


function menu_hidedrop(){
	menu_keep=-1; setTimeout('menu_hideall()',500)
	}

menu_keep=-1

function menu_hideall(){
	for(i=0;i<menu_droplayer.length;i++){  
		menu_hideit=0; menu_checkmousepos(i)
		if(menu_ie && menu_keep!=i){ 
			if(menu_hideit){ eval(menu_droplayer[i]+'.style.visibility="hidden"') } 
			}
		if(menu_ns && menu_keep!=i){ 
			if(menu_hideit){ eval('document.'+menu_droplayer[i]+'.visibility="hide"') }
			}
		}
	}

//deal with cursor over layer
document.onmousemove = menu_getmousepos
if (menu_ns) document.captureEvents(Event.MOUSEMOVE)

function menu_getmousepos(e){
	if(menu_ns){menu_mousex=e.pageX; menu_mousey=e.pageY}
	if(menu_ie){menu_mousex=event.clientX; menu_mousey=event.clientY;}
	}

function menu_checkmousepos(i){          
	if(menu_ns){     
		menu_x_min=eval('document.'+menu_droplayer[i]+'.left')
		menu_x_max=menu_x_min+eval('document.'+menu_droplayer[i]+'.clip.width')
		menu_y_min=eval('document.'+menu_droplayer[i]+'.top')
		menu_y_max=menu_y_min+eval('document.'+menu_droplayer[i]+'.clip.height')
		}    
	if(menu_ie){     
		menu_x_min=eval(menu_droplayer[i]+'.style.pixelLeft')
		menu_x_max=menu_x_min+eval(menu_droplayer[i]+'.style.pixelWidth')
		menu_y_min=eval(menu_droplayer[i]+'.style.pixelTop')
		menu_y_max=menu_y_min+eval(menu_droplayer[i]+'.style.pixelHeight')
		}
	if (menu_mousex>=menu_x_min && menu_mousex<=menu_x_max && menu_mousey>=menu_y_min && menu_mousey<=menu_y_max){
		menu_hideit=0; setTimeout('menu_hideall()',500)
		}
	else { menu_hideit=1 }
	return menu_hideit
	}
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];}
}