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; 
var docname = "";

	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] == "simple")	docname = "simple";
			if (a[i] == "advance")	docname = "advance";
			if (a[i] == "browseterm")	docname = "browseterm";
					
			if (a[i].indexOf("#")!=0)	{ 
				d.MM_p[j]=new Image; 
				d.MM_p[j++].src=a[i];
			}

		}	//for
	} 	//if

	if (docname == "simple")	d.simple.term1.focus();
	if (docname == "advance")	d.advance.term1.focus();
	if (docname == "browseterm")	d.searchform.term1.focus();

}

      
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];
		} }
}

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;
}

// ========= Used by advancedsearch.html ========= 
//concatenate the date YYYYMM from the input yearvar and monthvar for BATTerm5 
//if search is using Immutable (1-many records) - result page is briefthumb.html   

function DateOn() {
var yr = document.advance.yearvar.value;
var mon = document.advance.monthvar.value;
var datevar = "";
	if (yr != "") {
	   if (mon == "") {  datevar = yr + "01"; }
	   else	{   datevar = yr + mon; }

         document.advance.term5.value = datevar;
	}   
}


