/****************************
	left menu functions
****************************/


//left menu onload
function leftOnload(item){
	
	this.leftitem = item;
	
	document.all("A"+item).style.fontWeight = "bold";
	document.all("A"+item).style.color = this.leftcolor;
	
	leftitem_offSrc = document.all(item).src;
	
	imgsrc = leftitem_offSrc.substring(0,leftitem_offSrc.length-4);
	leftitem_onSrc = imgsrc+"_on.gif";
	
	document.all[item].src=leftitem_onSrc;
	
	
}

//left menu mouse over
function leftMOver(item){
	
		//ÀÚ½ÅÀÇ ÆäÀÌÁö ¸Þ´º ¿À¹ö½Ã
		//document.all("A"+leftitem).style.fontWeight = "lighter";
		//document.all[leftitem].src=leftitem_offSrc;
	
	if (leftitem != item) {		
		document.all("A"+item).style.fontWeight = "bold";
		imgsrc = document.all(item).src;
		imgsrc = imgsrc.substring(0,imgsrc.length-4);
		document.all[item].src=imgsrc+"_on.gif";
	}
	
}

//left menu mouse out
function leftMOut(item){
	
	if (leftitem != item){
		document.all("A"+item).style.fontWeight = "lighter";
		imgsrc = document.all(item).src;
		imgsrc = imgsrc.substring(0,imgsrc.length-7);
		document.all[item].src=imgsrc+".gif";
	}
	
}

/******************************************
	top menu rollvoer
******************************************/
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];}
   //document.forma.company.dispaly="";
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}


function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

MM_reloadPage(true);


/*****************************
	number checking function
******************************/
function IsNumeric(CheckSTR) {
	
	if(CheckSTR == ""){
		return(false);
	}
	else{
		for(i=0;i<CheckSTR.length; i++) {
			ch=CheckSTR.charAt(i);
			if(ch<"0" || ch>"9")
				return (false);
		}
	}
	return (true);
}