// JavaScript Document

// CSS Browser Selector   v0.2.5
// Documentation:         http://rafael.adm.br/css_browser_selector
// License:               http://creativecommons.org/licenses/by/2.5/
// Author:                Rafael Lima (http://rafael.adm.br)
// Contributors:          http://rafael.adm.br/css_browser_selector#contributors
var css_browser_selector = function() {
	var 
		ua=navigator.userAgent.toLowerCase(),
		is=function(t){ return ua.indexOf(t) != -1; },
		h=document.getElementsByTagName('html')[0],
		b=(!(/opera|webtv/i.test(ua))&&/msie (\d)/.test(ua))?('ie ie'+RegExp.$1):is('gecko/')? 'gecko':is('opera/9')?'opera opera9':/opera (\d)/.test(ua)?'opera opera'+RegExp.$1:is('konqueror')?'konqueror':is('applewebkit/')?'webkit safari':is('mozilla/')?'gecko':'',
		os=(is('x11')||is('linux'))?' linux':is('mac')?' mac':is('win')?' win':'';
	var c=b+os+' js';
	h.className += h.className?' '+c:c;
}();

function validateAndSubmitSearch(form) {
	if(form.search.value == "Search UHFS" || form.search.value == "") {
		// no search submitted on "Search UHFS" or empty searches
		form.search.focus() // places cursor back in the search field
		return false //stops the form from being submitted
	} else {
		form.search.value = form.search.value + " site:www.csuchico.edu/housing/" //search only UHFS site
		return true
	}
}

function selectHomeImage() {
	var randNum = Math.round(Math.random()*7)+1
	document.write("<img src='http://www.csuchico.edu/housing/images/home/" + randNum + ".jpg' alt='University Housing and Food Service banner' name='banner_photo' width='598' height='223' border='0' id='banner_photo'/>")
	//alert(randNum)
}

function selectInteriorImage() {
	var randNum = Math.round(Math.random()*7)+1
	document.write("<img src='http://www.csuchico.edu/housing/images/interior/" + randNum + ".jpg' alt='University Housing and Food Service photo' name='interior_photo' width='186' height='235' border='0' id='interior_photo'/>")
	//alert(randNum)
}