function submitForm(action) {

	if (action=="searchBus" && document.getElementById('searchString').value == '') {
		alert("You must enter something to search for");
		return false;
	}

	if (action=="deleteBus" && !confirm("Are you sure you want to remove this entry?")) return false;

	document.getElementById("pageAction").value = action;
	document.pageForm.submit();

}

function showEntry(id) {

	document.getElementById("pageAction").value = "edit";
	document.getElementById("busId").value = id;
	document.pageForm.submit();

}

function browseCategory(id) {

	document.getElementById("pageAction").value = "searchBus";
	document.getElementById("browseBus").value = id;
	document.pageForm.submit();

}

function browseThisLetter(letter) {

	document.getElementById("pageAction").value = "searchBus";
	document.getElementById("browseLetter").value = letter;
	document.pageForm.submit();

}


function viewBusiness(id) {

	document.getElementById("pageAction").value = "searchBus";
	document.getElementById("viewBus").value = id;
	document.pageForm.submit();

}

function viewPending() {

	document.getElementById("module").value = "editbusdir";
	document.pageForm.submit();

}

function enterKey(evt) {
	var evt = (evt) ? evt: event
	var charCode = (evt.which) ? evt.which : evt.keyCode
	if (charCode == 13) {
		submitForm('search');
	}
}


function checkLength(id,max) {

	len = document.getElementById(id).value.length;

	if (len>max) {

		str = document.getElementById(id).value;

		alert("You have reached the maximum amount of characters");
		document.getElementById(id).value = str.substr(0,max);

	}

}