//version check -----------------


function vercheck(iev,nnv) {


	if (navigator.appName.charAt(0) == "M") {

		if (navigator.userAgent.indexOf("Win") < 0 && navigator.appVersion.charAt(0) <= 3) {
			var aver = parseFloat(navigator.appVersion);
		} else {
			var sp = navigator.appVersion.indexOf("E");
			var ep =  navigator.appVersion.indexOf(";",sp);
			var aver = parseFloat(navigator.appVersion.substring(sp+2,ep));
		}

		if (iev != 0 && iev <= aver) {
			return true;
		} else {
			return false;
		}

	} else if (navigator.appName.charAt(0) == "N") {

		var ep = navigator.appVersion.indexOf(" ");
		var aver = parseFloat(navigator.appVersion.substring(0,ep));
		if (nnv != 0 && nnv <= aver) {
			return true;
		} else {
			return false;
		}

	} else {
		return false;
	}

}


//openwindow -----------------

function openWin(url,name,wWidth,wHeight,sBar){
	if(!sBar){sBar=0;}
	option="toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars="+sBar+",resizable=0,width="+wWidth+",height="+wHeight;
	newWin=window.open(url,name,option);
	newWin.window.focus();
}

//open window(center)
function openWin2(url,name,wWidth,wHeight,sBar){
	scWidthCenter=screen.availWidth/2;
	scHeightCenter=screen.availHeight/2;
	if(!sBar){sBar=0;}
	option="toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars="+sBar+",resizable=0,width="+wWidth+",height="+wHeight+",left="+(scWidthCenter-(wWidth/2))+",top="+(scHeightCenter-(wHeight/2));
	newWin=window.open(url,name,option);
	newWin.window.focus();
}


//rollover -----------------


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_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_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];}

}


//page top-----------------

function pageTop() {
	scrollTo(0,0);
}