//used for the mouseover menu
if(window.event + "" == "undefined") event = null;
function HM_f_PopUp(){return false};
function HM_f_PopDown(){return false};
popUp = HM_f_PopUp;
popDown = HM_f_PopDown;

function findObj(n, d) {
	var obj,p,i;  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(!(obj=d[n])&&d.all) {obj=d.all[n]};  
 	for(i=0;!obj&&i<d.forms.length;i++) obj=d.forms[i][n];  //
	for(i=0;!obj&&d.layers&&i<d.layers.length;i++) obj=findObj(n,d.layers[i].document); return obj;  
}
function swapImg() {
	var i,j=0,img,arg=swapImg.arguments; document.imageSwaps=new Array; for(i=0;i<(arg.length-1);i+=2)
	if ((img=findObj(arg[i]))!=null){document.imageSwaps[j++]=img; if(!img.oSrc) img.oSrc=img.src; img.src=arg[i+1];}
}
function swapImgRestore() {
	var i,img,a=document.imageSwaps; for(i=0;a&&i<a.length&&(img=a[i])&&img.oSrc;i++) img.src=img.oSrc;
}
function validSearch(f) {
	if(!f.q.value.length) {alert("Please enter search keywords before searching.");f.q.focus();return false;}
}