var	count = 0;

var images = new Array('sftpImages/eSh1.jpg', 'sftpImages/editor.jpg','sftpImages/eSh2.jpg',

			'sftpImages/eSh3.jpg','sftpImages/eSh4.jpg','sftpImages/eSh5.jpg',

			'sftpImages/eSh6.jpg','sftpImages/eSh7.jpg','sftpImages/eSh8.jpg',

			'sftpImages/eSh9.jpg');



function returnNext(){

	var var1 = document.getElementById("image");

	if(count<9)

		count = count+1;

	else

		count = 0;

	var1.src = images[count];

}

	

function returnPrev(){

	var var1 = document.getElementById("image");

	if(count > 0)

		count = count-1;

	else

		count = 9;

	var1.src = images[count];

}

	

function first(){

	var var1 = document.getElementById("image");

	count = 0;

	var1.src = images[count];

}

	

function last(){

	var var1 = document.getElementById("image");

	count = 9;

	var1.src = images[count];

}



function checkIfEmpty(form){

	if(form.login.value.length == 0){

		alert("Please enter your user name.");

		form.login.focus();

		return false;

		}

		

	if(form.password.value.length == 0){

		alert("Please enter your password.");

		form.password.focus();

		return false;

	}

	return true;

}



function checkRegistration(form){

	

	for (var i=0; i < form.RadioButton.length; i++){

		if (form.RadioButton[i].checked){

			var rad_val = form.RadioButton[i].value;

			if(rad_val == "no"){

				alert("You must accept the license agreement.");

				return false;

			}

		}

	}

	

	if(form.fname.value.length == 0){

		alert("Please enter your first name.");

		form.fname.focus();

		return false;

	}

	else{

		if(form.lname.value.length == 0){

			alert("Please enter your last name.");

			form.lname.focus();

			return false;

		}

		else{

			if(form.email.value.length == 0){

				alert("Please enter your email.");

				form.email.focus();

				return false;

			}

			else{

				return true;

			}

		}

	}

	return false;

}