// mainmenu //
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_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 ie45,ns6,ns4,dom;
	if (navigator.appName=="Microsoft Internet Explorer")
  		ie45=parseInt(navigator.appVersion)>=4;
	else if (navigator.appName=="Netscape"){
  		ns6=parseInt(navigator.appVersion)>=5;
  		ns4=parseInt(navigator.appVersion)<5;}
	dom=ie45 || ns6;


function showhide(id) {
	el = document.all ? document.all[id] : 
  		dom ? document.getElementById(id) : 
  		document.layers[id];
		els = dom ? el.style : el;
	if (dom){
  		if (els.visibility == "hidden")
    		els.visibility = "visible";
  		else els.visibility = "hidden";
  	}
else if (ns4){
	if (els.visibility == "show")
    	els.visibility = "hide";
  	else els.visibility = "show";
	}
}

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;
}