/*
    Written by Jonathan Snook, http://www.snook.ca/jonathan
    Add-ons by Robert Nyman, http://www.robertnyman.com
*/
function getElementsByClassName(oElm, strTagName, oClassNames){
    var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
    var arrReturnElements = new Array();
    var arrRegExpClassNames = new Array();
    if(typeof oClassNames == "object"){
        for(var i=0; i<oClassNames.length; i++){
            arrRegExpClassNames.push(new RegExp("(^|\\s)" + oClassNames[i].replace(/\-/g, "\\-") + "(\\s|$)"));
        }
    }
    else{
        arrRegExpClassNames.push(new RegExp("(^|\\s)" + oClassNames.replace(/\-/g, "\\-") + "(\\s|$)"));
    }
    var oElement;
    var bMatchesAll;
    for(var j=0; j<arrElements.length; j++){
        oElement = arrElements[j];
        bMatchesAll = true;
        for(var k=0; k<arrRegExpClassNames.length; k++){
            if(!arrRegExpClassNames[k].test(oElement.className)){
                bMatchesAll = false;
                break;
            }
        }
        if(bMatchesAll){
            arrReturnElements.push(oElement);
        }
    }
    return (arrReturnElements)
}

function getElementsById(sId)
{
    var outArray = new Array();	
	if(typeof(sId)!='string' || !sId)
	{
		return outArray;
	};
	
	if(document.evaluate)
	{
		var xpathString = "//*[@id='" + sId.toString() + "']"
		var xpathResult = document.evaluate(xpathString, document, null, 0, null);
		while ((outArray[outArray.length] = xpathResult.iterateNext())) { }
		outArray.pop();
	}
	else if(document.all)
	{
		
		for(var i=0,j=document.all[sId].length;i<j;i+=1){
		outArray[i] =  document.all[sId][i];}
		
	}else if(document.getElementsByTagName)
	{
	
		var aEl = document.getElementsByTagName( '*' );	
		for(var i=0,j=aEl.length;i<j;i+=1){
		
			if(aEl[i].id == sId )
			{
				outArray.push(aEl[i]);
			};
		};	
		
	};
	
	return outArray;
}


function changeActiveSearchTab(menu) {
	menuArray = new Array(3);
	menuArray = getElementsByClassName(document,"*","searchnavigation");
	searchboxArray = new Array(3);
	searchboxArray = getElementsByClassName(document,"div","searchbox1");
	menuArray[0].id = '0';
	menuArray[1].id = '1';
	menuArray[2].id = '2';
	for (x in menuArray) {
		menuArray[x].style.color = '#3f6c94';
		searchboxArray[x].style.display = 'none';
	}
	menuArray[menu].style.color = '#e5535e';
	searchboxArray[menu].style.display = "inline";
}


function setVisible() {
	if (document.getElementById('0') != null) {
		document.getElementById('0').style.display = "inline";
	}
}