function backhome()
{
if (confirm("This will take you to the main Dolphin Driving School Homepage and you will have to put the password in again to re-enter the pupil area.  Push OK to continue or push CANCEL to return to where you were") == true)
	{
	window.open("index.html", "_self");
	}
}

function changeslidebk()
{
document.getElementById("url").value= window.location;
url=document.getElementById("url").value;

if (url.indexOf("slide") != -1)
	{
	slide = parseInt(url.substring(url.indexOf("slide")+6))-1;
	}
else
	{
	slide = 0;
	}

if (url.indexOf("?") != -1)
	{
	page = url.substring(url.lastIndexOf("/")+1, url.indexOf("?"));
	}
	
else
	{
	page = url.substring(url.lastIndexOf("/")+1);
	}
	
if (slide==0)
	{
	if (page == "safety_checks.php")
		{
		slide = 18;
		}
	else if (page == "revision.php")
		{
		slide = 27;
		}
	else if (page == "special_needs.php")
		{
		slide=2;
		}
	else if (page == "dealing_with_nerves.php")
		{
		slide=7;
		}
	}


document.frm.action = page + "?slide=" + slide;
document.frm.submit();

}

function changeslidefd()
{
document.getElementById("url").value= window.location;
url=document.getElementById("url").value;

if (url.indexOf("slide") != -1)
	{
	slide = parseInt(url.substring(url.indexOf("slide")+6))+1;
	}
else
	{
	slide = 2;
	}



if (url.indexOf("?") != -1)
	{
	page = url.substring(url.lastIndexOf("/")+1, url.indexOf("?"));
	}
	
else
	{
	page = url.substring(url.lastIndexOf("/")+1);
	}
	
if (slide == 19)
	{
	if (page == "safety_checks.php")
		{
		slide=1;
		}
	}
else if (slide == 28)
	{
	if (page == "revision.php")
		{
		slide = 1;
		}
	}
else if (slide == 3)
	{
	if (page == "special_needs.php")
		{
		slide = 1;
		}
	}
else if (slide == 8)
	{
	if (page == "dealing_with_nerves.php")
		{
		slide = 1;
		}
	}
 
document.frm.action = page + "?slide=" + slide;
document.frm.submit();

}

function toSafety_checks()
{
document.frm.action="safety_checks.php";
document.frm.submit();
}

function toRevision()
{
document.frm.action="revision.php";
document.frm.submit();
}

function toSpecial_needs()
{
document.frm.action="special_needs.php";
document.frm.submit();
}

function toDealing_with_nerves()
{
document.frm.action="dealing_with_nerves.php";
document.frm.submit();
}

function toPupil_area()
{
document.frm.action="pupil_area.php";
document.frm.submit();
}

function toBook_test()
{
document.frm.action="book_test.php";
document.frm.submit();
}

function toBlue_lights()
{
document.frm.action="blue_lights.php";
document.frm.submit();
}

function entered_password()
{
document.getElementById("url").value= window.location;
url=document.getElementById("url").value;

document.frm_password.action=url;
document.frm_password.submit();
}

function booktest(test)
{
document.getElementById("extra").innerHTML = "<div id='iframebackground' onclick='javascript: cleariframe()'>Click anywhere outside the box to close<div id='iframe'>Please Wait</div></div>"

if (test == "theory")
	{
	setTimeout("booktesta('theory')",100);
	}
else
	{
	setTimeout("booktesta('practical')",100);
	}
}

function booktesta(test)
{
if (test == "theory")
	{
	a = '<iframe width="100%" height="100%" frameborder="0" scrolling="yes" marginheight="0" marginwidth="0" src=" https://www9.theorytest.direct.gov.uk/Dispatcher?webContext=DSACandidateWeb&webApp=DSAHome&requestedAction=register "></iframe>';
	}
else
	{
	a = '<iframe src="http://www.lunarwb.co.uk" />'
	}

setTimeout('document.getElementById("iframe").innerHTML = "Please Wait"','200')
setTimeout('document.getElementById("iframe").innerHTML = a','2000')

document.getElementById('iframe').style.width = '70%';
document.getElementById( 'iframe' ).style.height = '70%';
document.getElementById( 'iframe' ).style.top = '15%';
document.getElementById( 'iframe' ).style.left = '15%';
document.getElementById( 'iframebackground' ).style.opacity=0.85;
document.getElementById( 'iframebackground' ).filters.alpha.opacity=85;
}

function cleariframe()
{
document.getElementById("extra").innerHTML= "";
}

var clicked = false;

function hover(starx)
{
var i =1;
if (clicked == false)
{
while (i <= parseInt(starx))
{
	document.getElementById('star' + i).src = "Pictures/starm.png";
	i ++;
}
while (i <= 5)
{
	document.getElementById('star' + i).src = "Pictures/starb.png";
	i ++;
}
}
}

function click(starx)
{
var i =1;
while (i <= parseInt(starx))
{
	document.getElementById('star' + i).src = "Pictures/starg.png";
	i ++;
}
while (i <= 5)
{
	document.getElementById('star' + i).src = "Pictures/starb.png";
	i ++;
}
clicked = true;
document.getElementById("reviewsform").action = "reviews.php?stars=" + starx;
submitCheck();
}

function submitCheck()
{
if (document.getElementById("reviewsformname").value != "" && document.getElementById("reviewsformreview").value != ""  && (document.getElementById("star1").src == "http://www.dolphindrivingschool.co.uk/Pictures/starg.png" || document.getElementById("star1").src == "http://dolphindrivingschool.co.uk/Pictures/starg.png" || document.getElementById("star1").src == "Pictures/starg.png" ))
	{
	document.getElementById("reviewsformsubmit").disabled=false;
	}
else
	{
	 document.getElementById("reviewsformsubmit").disabled="disabled";
	}
}