MINI SHELL

function ylib_Browser()
{
	d=document;
	this.agt=navigator.userAgent.toLowerCase();
	this.major = parseInt(navigator.appVersion);
	this.dom=(d.getElementById)?1:0;
	this.ns=(d.layers);
	this.ns4up=(this.ns && this.major >=4);
	this.ns6=(this.dom&&navigator.appName=="Netscape");
	this.op=(window.opera? 1:0);
	this.ie=(d.all);
	this.ie4=(d.all&&!this.dom)?1:0;
	this.ie4up=(this.ie && this.major >= 4);
	this.ie5=(d.all&&this.dom);
	this.win=((this.agt.indexOf("win")!=-1) || (this.agt.indexOf("16bit")!=-1));
	this.mac=(this.agt.indexOf("mac")!=-1);
};

var oBw = new ylib_Browser();

function DisplayElement ( elt, displayValue ) {
	if ( typeof elt == "string" ) elt = document.getElementById( elt );
	if ( elt == null ) return;

	if ( oBw && oBw.ns6 ) {
		// OTW table formatting will be lost:
		if ( displayValue == "block" && elt.tagName == "TR" )
			displayValue = "table-row";
		else if ( displayValue == "inline" && elt.tagName == "TR" )
			displayValue = "table-cell";
	}

	elt.style.display = displayValue;
}

function swap(id,picexpand,pichidden)
{
	control = "ctrl" + id;
	swapbox = "swap" + id;

	target = document.all(swapbox);
  	if (target.style.display != "none")
	{
  		target.style.display = "none";
		document.images[control].src = picexpand;
		document.images[control].alt = "ขยายขนาด";
  	}
	else
	{
  		target.style.display = "";
		document.images[control].src = pichidden;
		document.images[control].alt = "ย่อขนาด";
	}
}

	function ToggleNav()
	{
		if(divCollapsedNav.style.display == "none")
		{
			divCollapsedNav.style.display = "";
			divOpenNav.style.display = "none";
			parent.frmstOuter.cols = "20,*"
			parent.document.all ('left').noResize = true;
		}
		else
		{
			divOpenNav.style.display = "";
			divCollapsedNav.style.display = "none";
			parent.frmstOuter.cols = "210,*"
			parent.document.all ('left').noResize = true;
		}
	}