var xmlHttp;
var requestURL = 'ajaxpilot.aspx';
var is_ie = (navigator.userAgent.indexOf('MSIE') >= 0) ? 1 : 0;
var is_ie5 = (navigator.appVersion.indexOf("MSIE 5.5") != -1) ? 1 : 0;
var is_opera = ((navigator.userAgent.indexOf("Opera6") != -1)||
                (navigator.userAgent.indexOf("Opera/6") != -1)) ? 1 : 0;
var is_netscape = (navigator.userAgent.indexOf('Netscape') >= 0) ? 1 : 0;
var is_onbeforeunload = false;

window.onbeforeunload = onbeforeunloadf;

if (history.navigationMode) {
	//Opera
	history.navigationMode = "fast";
}


function show_data(str)
{
	if (document.forms[0] == null) {
		return;
	}
	if (str == 'refresh') {
		document.getElementById("ahideid").value = 'start';
		document.getElementById("ahidecancelactionid").value = 'cancel';
		document.getElementById("ahideactionid").value = '';
		var d = new Date();
		window.location.reload(true);		
	} else {
		disable_all_input('true');
		document.getElementById("ahideactionid").value = str;
		var url = requestURL;
		xmlHttp = GetXmlHttpObject(ChangeHandler);
		var d = new Date();
		url += "?";
		for(var i = 0 ; i < document.forms.length ; i++) {
			var params = formData2QueryString(this.document.forms[i]);
			if (i == 0) {
				url += params;
			} else {
				url += '&'+params;
			}
		}
		url += '&d='+d.getTime();
		xmlHttp_Get(xmlHttp, url);
	}
}

function ChangeHandler()
{
	var begintargetid = "<!-- a_target="
	var endtargetid = " -->"
	if (xmlHttp.readyState == 4 ||
		xmlHttp.readyState == 'complete') {
		document.getElementById('message').innerHTML = "";
		document.getElementById('inform').innerHTML = "";
		var spl = xmlHttp.responseText;
		var target = "";
		var targetstring = "";
		var endi = 0;
		var starti = 0;
		while (spl.indexOf(begintargetid,starti) != -1) {
			if (target != "") {
				if (targetstring.substr(0,3) == "<!=") {
					targetstring = targetstring.substr(3);
					document.getElementById(target).value = targetstring;
				} else {
					if (targetstring.substr(0,3) == "<!v") {
						targetstring = targetstring.substr(3);
						document.getElementById(target).style.visibility  = targetstring;
					} else {
						if (target == "alert") {
							alert(targetstring);
						} else {
							if (target == "localcontainer") {
								disable_all_input('false');
							}
							document.getElementById(target).innerHTML = targetstring;
						}
					}
				}
			}
			starti = spl.indexOf(begintargetid,starti)+begintargetid.length;
			endi = spl.indexOf(endtargetid,starti);
			if (endi > -1) {
				target = spl.substr(starti,endi-starti);
				starti = endi+endtargetid.length;
				if (spl.indexOf(begintargetid,starti) > -1) {
					targetstring = spl.substr(starti,spl.indexOf(begintargetid,starti)-starti);
					starti = starti+targetstring.length;
				} else {
					targetstring = spl.substr(starti);
					spl = "";
				}
			}
		}
		if (target != "") {
			if (targetstring.substr(0,3) == "<!=") {
				targetstring = targetstring.substr(3);
				document.getElementById(target).value = targetstring;
			} else {
				if (targetstring.substr(0,3) == "<!v") {
					targetstring = targetstring.substr(3);
					document.getElementById(target).style.visibility  = targetstring;
				} else {
					if (target == "alert") {
						alert(targetstring);
					} else {
						if (target == "localcontainer") {
							disable_all_input('false');
						}
						document.getElementById(target).innerHTML = targetstring;
					}
				}
			}
		}
		disable_all_input('false');
	} else {
		document.getElementById('message').innerHTML =
		"<table><tr><td><img " +
		"src='wait.gif' /></td><td " +
		"valign='middle'><b>Please " +
		"wait</b></td></tr></table>";
	}
}


function xmlHttp_Get(xmlhttp, url)
{
	xmlhttp.open('GET', url, true);
	xmlhttp.send(null);
}


function GetXmlHttpObject(handler) {
	var objXmlHttp = null;
	if (is_ie) {
		var strObjName = (is_ie5) ? 'Microsoft.XMLHTTP' :
		                            'Msxml2.XMLHTTP';
		try {
			objXmlHttp = new ActiveXObject(strObjName);
			objXmlHttp.onreadystatechange = handler;
		} catch(e) {
			alert('ActiveXObject cannot be created verify if ' +
			'Active scripting and activeX controls are enabled');
			return;
		}
	} else { 
		if (is_opera) {
			alert('Opera6 browser');
			return;
		} else {
			document.getElementById('message').innerHTML =
			"<table><tr><td><img " +
			"src='wait.gif' /></td><td " +
			"valign='middle'><b>Please " +
			"wait</b></td></tr></table>";
			objXmlHttp = new XMLHttpRequest();
			objXmlHttp.onload = handler;
			objXmlHttp.onerror = handler;
		}
	}
	return objXmlHttp;
}


function paramEscape(paramValue)
{
	return encodeURIComponent(paramValue);
}


function disable_all_input(disable)
{
	if (document.forms[0] == null) {
		return;
	}
	var docForm = this.document.forms[0];
	var formElement = '';
	var fdisable = true;
	if (disable == 'false') {
		fdisable = false;
	}
	for(var i = 0 ; i < document.forms[0].elements.length ; i++) {
		formElement = docForm.elements[i];
		switch(formElement.type) {
			case 'text' :
			case 'button' :
			case 'select-one' :
			case 'hidden' :
			case 'password' :
			case 'textarea' :
			case 'radio' :
			case 'checkbox' :
				formElement.disabled = fdisable;
				break;
		}
	}
}


function defaultvalue_all_input()
{
	if (document.forms[0] == null) {
		return;
	}
	var docForm = this.document.forms[0];
	var formElement = '';
	for(var i = 0 ; i < document.forms[0].elements.length ; i++) {
		formElement = docForm.elements[i];
		switch(formElement.type) {
			case 'text' :
			case 'button' :
			case 'select-one' :
			case 'hidden' :
			case 'password' :
			case 'textarea' :
			case 'radio' :
			case 'checkbox' :
			formElement.defaultValue = formElement.value;
			break;
		}
	}
}


function formData2QueryString(docForm)
{
	var submitString = '';
	var formElement = '';
	var lastElementName = '';
	for(i = 0 ; i < docForm.elements.length ; i++) {
		formElement = docForm.elements[i];
		switch(formElement.type) {
			case 'text' :
			case 'button' :
			case 'select-one' :
			case 'hidden' :
			case 'password' :
			case 'textarea' :
				if (formElement.name == '__VIEWSTATE' || formElement.name.substr(0,4) == 'ww__') {
					//  input name begins with __VIEWSTATE or ww__
					break;
				}
				submitString += formElement.name + '=' + paramEscape(formElement.value) + '&';
				break;
			case 'radio' :
				if(formElement.checked) {
					submitString += formElement.name + '=' + paramEscape(formElement.value) + '&';
				}
				break;
			case 'checkbox' :
				if(formElement.checked) {
					if(formElement.name = lastElementName) {
						if(submitString.lastIndexOf('&') == submitString.length - 1) {
							submitString = submitString.substring(0, submitString.length - 1);
						}
						submitString += ',' + paramEscape(formElement.value);
					} else {
						submitString += formElement.name + '=' + paramEscape(formElement.value);
					}
					submitString += '&';
					lastElementName = formElement.name;
				}
				break;
		}
	}
	submitString = submitString.substring(0, submitString.length - 1);
	return submitString;
}


function onloadf()
{
	if (document.forms[0] == null) {
			return;
	}
	if (document.getElementById("ahideid").value == '') {
			document.getElementById("ahideid").value = 'start';
	}
	if (document.getElementById("ahidecancelactionid").value == '') {
		document.getElementById("ahidecancelactionid").value = 'cancel';
	}
	if (document.getElementById("ahidecancelactionid").value == 'refresh') {
		document.getElementById("container").innerHTML = document.getElementById("ww__ahidesavepageid").value;
	}
	disable_all_input('false');
}


function onunloadf()
{
	if (is_onbeforeunload) {
		is_onbeforeunload = false;
	} else {
		defaultvalue_all_input();
		document.getElementById("ww__ahidesavepageid").value = leftTrimAndR(document.getElementById("container").innerHTML);
	}
}


function onbeforeunloadf()
{
	is_onbeforeunload = true;
	defaultvalue_all_input();
	document.getElementById("ww__ahidesavepageid").value = leftTrimAndR(document.getElementById("container").innerHTML);
}


function leftTrimAndR(sString) 
{
	while (sString.substring(0,1) == ' ' || sString.substring(0,1) == '\n' || sString.substring(0,1) == '\r') {
		sString = sString.substring(1, sString.length);
	}
	return sString;
}


function nullaction()
{
}