//Global variables
cUrl = self.location.href;
cUrl = cUrl.substring(cUrl.indexOf("://")+3,cUrl.length);
cUrl = cUrl.substring(cUrl.indexOf("/"),cUrl.length);
function validate(f) {
	f.submit();
}
function openDbRelativeURL( url, target ){
	//Check we have a target window;
	target = (target == null ) ? window : target;
	//Work out the path of the database;
	path = location.pathname.split('.nsf')[0] + '.nsf/';
	target.location.href = path + url;
}
function createCookie (name,value,days) {
	if (days) {
		var date =new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = ";expires="+date.toGMTString();
	}
	else expires = "";
	document.cookie = name+"="+value+expires+";path=/";
}
function readCookie (name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for (var i=0;1<ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring (nameEQ.length,c.length);
	}
	return null;
}
function genEm( a,n,d ) {
	hbegin = "<a href='mailto:";
	hend = "'>";
	aend = "</a>";
	document.write(hbegin);
	document.write(a);
	document.write("@");
	document.write(d);
	document.write(hend+n+aend);
} //end function genEm()
function doSearch ( s ) {
	var regExp1 = /\bfield\b/;
	var regExp2 = /[(,),<,>,\[,\]]/;
	var str = s.value;
	var linesperpage=20;
	if ( str == "" ){ 
		alert("Please be sure to enter something to search for.");
		s.focus();
	} else { 
		if ( typeof regExp1.source != 'undefined' ) //supports regular expression testing 
			if ( regExp1.test( str ) || regExp2.test( str ) ){
				var alrt = "Please note that you can not include:"; 
				alrt += "\n\nThe reserved word 'field'\nthe characters [, ], (, ), < or >";
				alrt += "\n\nin your search query!\n\nIf you are confident that you know";
				alrt += "\nwhat you are doing, then you can\nmanually produce the URL required."
				s.focus();
				return alert( alrt );
			}
			//str = replace(str.split(" "),","," and ");
			str = str.split(" ");
			//alert(str);
		openDbRelativeURL("Movies_all?SearchView&Query=" + escape( str ) + "&SearchWv=1&start=1&count="+linesperpage);
	}
}
function returnFalse(s){
	//guess the field if not supplied
	s = (s == null) ? document.forms[0].Query : s;
	//if you want to do the search, use this line
	doSearch(s);
	//if you want to alert the user, use this line
	//alert('Please use the \'Go!!\' button to do a search');
	return false;
}
function browserCheck() {
	this.browser=navigator.userAgent.toLowerCase();
	this.dom=document.getElementById;
	this.ns4=(!this.dom && document.layers);
	this.op=window.opera;
	this.moz=(this.browser.indexOf("gecko")>-1);
	this.ie=(this.browser.indexOf("msie")>-1 && !this.op);
	return this;
} //end function browserCheck()
var browse=new browserCheck();
function getLayer(layerId) {
	layer=null;
	this.browser=navigator.userAgent.toLowerCase();
	this.dom=document.getElementById;
	this.ns4=(!this.dom && document.layers);
	this.op=window.opera;
	this.moz=(this.browser.indexOf("gecko")>-1);
	this.ie=(this.browser.indexOf("msie")>-1 && !this.op);
	//alert(layerId);
	if (this.ns4) {
		//alert("Netscape 4.x");
		layer=eval("document.layers[\""+layerId+"\"]"); // for NN 4.7
	}
	//else if (document.all[layerId]) {
	else if (this.ie) {
		//alert("Internet Explorer");
		layer=eval("document.all[\""+layerId+"\"].style"); // for IE
	}
	//else if (document.getElementById) {
	else if (this.moz) {
		//layer=eval("document.getElementById[\""+layerId+"\"]"); // for Mozilla
		layer=document.getElementById(layerId); // for Mozilla
	}
	else {
		//alert("Unknown browser");
	}
	return layer;
}
function hideshowLayer(layerIdHide,layerIdShow) {
	layerhide=getLayer(layerIdHide);
	layershow=getLayer(layerIdShow);
	//alert(layerhide);
	
	if (layerhide!=null) {
		if (browse.moz) {
			layerhide.style.display="none";
		}
		else if (browse.ie) {
			layerhide.display="none";
		}
	}
	if (layershow!=null) {
		if (browse.moz) {
			layershow.style.display="block";
		}
		else if (browse.ie) {
			layershow.display="block";
		}
	}
}