var BASE_URL = 'http://www.ballarat.edu.au/ard/sci-eng/';
var IMAGE_URL = BASE_URL + 'images/';


function this_movie(movieName) {
	if (navigator.appName.indexOf("Microsoft") != -1) {
		return window[movieName];
	} else {
		if(window.document[movieName].length != undefined){
			return window.document[movieName][1];
		} 
		return window.document[movieName];
	}
}

function change_tvc(file_name) {
	flash = this_movie("tvc_swf");
  	flash.setPlaying(file_name + ".flv");
  	
  	set_current_item(file_name);
}

function set_current_item(item) {
	
		var list = document.getElementById('tvc_links');
		var links = list.getElementsByTagName('li');
			
		for (var i = 0; i < links.length; i++) {
			if (links[i].getAttribute("id") == item) {
				links[i].style.background = "url('http://www.ballarat.edu.au/ard/sci-eng/images/bullet.gif') no-repeat 100% 55%";
				links[i].style.paddingRight = "10px";
			} else { 
				links[i].style.background = "none";
				links[i].style.paddingRight = "0px";
			}
		}
}

$(document).ready(function() {
	//doc
	$("#content a[class!='featlink']").filter(function() {
		return (/\.doc/i).test($(this).attr('href'));
	}).addClass('extlink').prepend('<img src="'+IMAGE_URL+'word.gif" alt="[word]">').attr("target", "_blank");
				
	//rtf
	$("#content a[class!='featlink']").filter(function() {
		return (/\.rtf/i).test($(this).attr('href'));
	}).addClass('extlink').prepend('<img src="'+IMAGE_URL+'word.gif" alt="[rtf]">').attr("target", "_blank");
				
	//pdf
	$("#content a[class!='featlink']").filter(function() {
		return (/\.pdf/i).test($(this).attr('href'));
	}).addClass('extlink').prepend('<img src="'+IMAGE_URL+'pdf.gif" alt="[pdf]">').attr("target", "_blank");
				
	//powerpoint
	$("#content a[class!='featlink']").filter(function() {
		return (/\.ppt/i).test( $(this).attr('href'));
	}).addClass('extlink').prepend('<img src="'+IMAGE_URL+'ppt.gif" alt="[powerpoint]">').attr("target", "_blank");


	
	
	
	//$('h3 a[href]').prepend('<img class="icon" src="'+IMAGE_URL+'arrow3_e.gif" alt="icon">');
	
	
	
	
	$('#main_links li a').mouseover(function() {
		var html = '<img src="images/feature_';
		
		html += $(this).attr('id');
		html += '.gif" alt="">';
		
		$('#rollover').html(html);	
	});
	
	var cHeight = $('#content').height();
	var sHeight = $('#rhs').height();
		
	if (sHeight > cHeight) {
		
		$('#content').height(sHeight);
	
	}
	
	
	
});