function inc(filename)
{
var body = document.getElementById('javascript');
script = document.createElement('script');
script.src = filename;
script.type = 'text/javascript';
body.appendChild(script)
}

function checkURL() {
var url = window.location.href;
if(url.search(/test-its/i) > "-1")
{
	inc("/js/hideshow.js");
	inc("/js/markmultiple.js");
}
else if(url.match("biology") || url.match("chemistry") || url.match("physics") || url.match("maths"))
{
	inc("/js/nsabox.js");
}
}

inc("/js/hidecontact.js");
inc("/js/szonebox.js");
checkURL();