//LOGIN PAGE 
function validate_login_form() {
    var valid = true;
    if ( document.login_form.username.value == "" ||  document.login_form.password.value == "")
    {
	document.getElementById('login_errors').innerHTML = "Required fields username and password cannot be left blank";
	document.login_form.username.focus();
	valid = false;
    }

    return valid;
}


function login_page_load(){
	document.getElementById('username').focus();
//	document.getElementById('login_errors').innerHTML = "";

}


function submit_form ( form_name )
{
	
 	document.getElementById(form_name).submit() ;
}

function toggleDiv(divid){

	if(document.getElementById(divid).style.display == 'none'){
		document.getElementById(divid).style.display = 'block';
	}else{
		document.getElementById(divid).style.display = 'none';
	}
}

function validate_upload_form() {
    var valid = true;
    var upload_file_form = document.getElementById("upload_file_form");

    if ( upload_file_form.file.value == "")
    {
        document.getElementById('upload_file_errors').innerHTML = "You must browse to the file you want to upload.";
	upload_file_form.file.focus();
	valid = false;
    }

    return valid;
}


function validate_make_dir_form() {
    var make_dir_form = document.getElementById("make_dir_form");

    if ( make_dir_form.directory_name.value == "")
    {
        document.getElementById('make_dir_errors').innerHTML = "You must enter a new directory name.";
	make_dir_form.directory_name.focus();
	
    } else {
	   make_dir_form.submit() ;
    }
}

function confirm_delete(form_name) {
    var confirm_result = confirm("Confirm you wish to delete this file or directory.");
   if (confirm_result) {
	   	document.getElementById(form_name).submit() ;

   } else {
   	
   }
   
    


}