// global variables
var searchBoxHasFocus = false;
function getInsideWindowWidth() {
	// if a Netscape-compatible browser
	if (window.innerWidth) {
		return window.innerWidth;
	// if IE6 with CSS support
	} else if (document.compatMode && document.compatMode.indexOf("CSS1") >= 0) {
		return document.body.parentElement.clientWidth;
	// if IE 5.5 or earlier
	} else if (document.body && document.body.clientWidth) {
		return document.body.clientWidth;
	}
	return 0;
}
function displayQuickLinks() {
	quickLinksObj = document.getElementById("quickLinksBox");
	if(quickLinksObj.style.visibility == "visible") {
		quickLinksObj.style.visibility = "hidden";
	} else {
		quickLinksObj.style.visibility = "visible";
		quickLinksObj.style.left = getInsideWindowWidth() / 2 + 100;
	}
}
function displaySearchBox() {
	searchBoxObj = document.getElementById("searchBox");
	if (searchBoxHasFocus != true) {
		if(searchBoxObj.style.visibility == "visible") {
			searchBoxObj.style.visibility = "hidden";
		} else {
			searchBoxObj.style.visibility = "visible";
			searchBoxObj.style.left = getInsideWindowWidth() / 2 + 60;
		}
	}
}
function positionBoxes() {
	quickLinksObj = document.getElementById("quickLinksBox");
	quickLinksObj.style.left = getInsideWindowWidth() / 2 + 100;
	quickLinksObj.style.top = 16;
	searchBoxObj = document.getElementById("searchBox");
	searchBoxObj.style.left = getInsideWindowWidth() / 2 + 60;
	searchBoxObj.style.top = 26;
}
function setSearchStatus(value) {
	searchBoxHasFocus = value;
}

function FP_preloadImgs() {//v1.0
 var d=document,a=arguments; if(!d.FP_imgs) d.FP_imgs=new Array();
 for(var i=0; i<a.length; i++) { d.FP_imgs[i]=new Image; d.FP_imgs[i].src=a[i]; }
}

function FP_swapImg() {//v1.0
 var doc=document,args=arguments,elm,n; doc.$imgSwaps=new Array(); for(n=2; n<args.length;
 n+=2) { elm=FP_getObjectByID(args[n]); if(elm) { doc.$imgSwaps[doc.$imgSwaps.length]=elm;
 elm.$src=elm.src; elm.src=args[n+1]; } }
}

function FP_getObjectByID(id,o) {//v1.0
 var c,el,els,f,m,n; if(!o)o=document; if(o.getElementById) el=o.getElementById(id);
 else if(o.layers) c=o.layers; else if(o.all) el=o.all[id]; if(el) return el;
 if(o.id==id || o.name==id) return o; if(o.childNodes) c=o.childNodes; if(c)
 for(n=0; n<c.length; n++) { el=FP_getObjectByID(id,c[n]); if(el) return el; }
 f=o.forms; if(f) for(n=0; n<f.length; n++) { els=f[n].elements;
 for(m=0; m<els.length; m++){ el=FP_getObjectByID(id,els[n]); if(el) return el; } }
 return null;
}