var isNav, isIE, isN6;
var coll = "";
var styleObj = "";
var currSub = "none"
var name = "none"



if( navigator.appName == "Netscape"){
	if ( parseInt( navigator.appVersion ) >= 5 ){
		isN6 = true;
		//styleObj = ".style";
		//coll = "getElementById(";
		//styleObj = ").style";
	}
	else
		isNav = true;
}
else{
	isIE = true;
	coll = "all.";
	styleObj = ".style";
}



function getObject( obj ){
	var theObj, temp;
	//if( isN6 ){
		//theObj = document.getElementById( obj )
		//alert( theObj );
	//}
	if(typeof obj == "string"){
		if( isN6 ){
			theObj = document.getElementById( obj ).style;
			//theObj = eval("document."+obj+".style");
			//alert( theObj );
		}
		else
			theObj = eval("document."+coll+obj+styleObj);
	}else{
		theObj = obj;
	}
	return theObj;
}


function rollOver( imageName, imageSrc, layer ){
	
		if( isNav ){
			if( layer != "" ){
				var obj = eval("document."+layer+".document");
				obj.images[imageName].src = imageSrc;
			}
			else
				document.images[imageName].src = imageSrc;
		}
		else{
			document[imageName].src = imageSrc;
		}
}


function hide( obj ){
		var theObj = getObject(obj);
		theObj.visibility = "hidden";

}



function show( obj ){
		var theObj = getObject(obj);
		theObj.visibility = "visible";
}


function openWin( URL ) { 
  var newWin = window.open(URL,"newWin","toolbar,scrollbars,width=450,height=470");
  newWin.focus();
}

function getElementsByClassName(oElm, strTagName, strClassName){
var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
	    var arrReturnElements = new Array();
	    strClassName = strClassName.replace(/\-/g, "\\-");
	    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	    var oElement;
	    for(var i=0; i<arrElements.length; i++){
	        oElement = arrElements[i];
	        if(oRegExp.test(oElement.className)){
	            arrReturnElements.push(oElement);
	        }
	    }
	    return (arrReturnElements);
	}
	

function change_form(){
	var elementArray = new Array();
	elementArray = getElementsByClassName(document, 'form', 'order');
	
	//document.write(elementArray);
	
	var form = elementArray.shift();
	
	form.setAttribute('onsubmit', 'pageTracker._linkByPost(this)');

}

function toggle_css_id(css_id)
{
	var element = document.getElementById(css_id);

	if (element.getAttribute('visibility') == 'hidden')
	{
		element.setAttribute('visibility', 'visible');
	}
	else
	{
		element.setAttribute('visibility', 'hidden');
	}
}