// JavaScript Document to make AJAX call to delete comp details already entered

// AJAX JAVASCRIPT
function executeJS(AJAX) {
	if(AJAX.readyState == 4) {
		if(AJAX.status == 200) {
			eval(AJAX.responseText);
		}
	}
}


function postJS(url, methodName, data) {
	var method = 'POST';
	var process = executePostJS;
	var async;
	var dosend;
	return new AJAXRequest(method, url, data, process, async, dosend, methodName);
}


function getJS(url, methodName) {
	var method = 'GET';
	var data;
	var process = executePostJS;
	var async;
	var dosend;
	return new AJAXRequest(method, url, data, process, async, dosend, methodName);
}


function executePostJS(AJAX, methodName) {
	if(AJAX.readyState == 4) {
		if(AJAX.status == 200) {
			methodName(AJAX);
		}
	}
}

function runJS(url) {
	var method = 'GET';
	var data;
	var process = doNothing;
	var async;
	var dosend;
	return new AJAXRequest(method, url, data, process, async, dosend);
}

function doNothing() {}


// AJAX XML
function getXML(url, methodName) {
	var method = 'GET';
	var data;
	var process = executeXML;
	var async;
	var dosend;
	return new AJAXRequest(method, url, data, process, async, dosend, methodName);
}

function executeXML(AJAX, methodName) {
    if(AJAX.readyState == 4) {
        if(AJAX.status == 200) {
			methodName(AJAX.responseXML);
        }
    }
}


// AJAX HTML
function getHTML(url, divId) {
	var method = 'GET';
	var data;
	var process = executeHTML;
	var async;
	var dosend;
	return new AJAXRequest(method, url, data, process, async, dosend, divId);
}

function postHTML(url, divId, data) {
	var method = 'POST';
	var process = executeHTML;
	var async;
	var dosend;
	return new AJAXRequest(method, url, data, process, async, dosend, divId);
}

function executeHTML(AJAX, divId) {
    if(AJAX.readyState == 4) {
        if(AJAX.status == 200) {
            document.getElementById(divId).innerHTML += AJAX.responseText;
        }
    }
}


// AJAX REQUEST METHOD
function AJAXRequest(method, url, data, process, async, dosend, extraObj) {
	var _ms_XMLHttpRequest_ActiveX = "";
    var self = this;
    if(window.XMLHttpRequest) {
        self.AJAX = new XMLHttpRequest();
    } else if(window.ActiveXObject) {
        if(_ms_XMLHttpRequest_ActiveX) {
            self.AJAX = new ActiveXObject(_ms_XMLHttpRequest_ActiveX);
        } else {
	    	var versions = ["Msxml2.XMLHTTP.7.0", "Msxml2.XMLHTTP.6.0", "Msxml2.XMLHTTP.5.0", "Msxml2.XMLHTTP.4.0", "MSXML2.XMLHTTP.3.0", "MSXML2.XMLHTTP", "Microsoft.XMLHTTP"];
            for(var i=0; i < versions.length; i++) {
                try {
                    self.AJAX = new ActiveXObject(versions[i]);
                    if(self.AJAX) {
                        _ms_XMLHttpRequest_ActiveX = versions[i];
                        break;
                    }
                }
                catch (objException) {};
            };
        }
    }
    if(typeof process == 'undefined' || process == null) {
        process = executeJS;
    }
    self.process = process;
    self.AJAX.onreadystatechange = function() {
        self.process(self.AJAX, extraObj);
    }
    if(!method) {
        method = "POST";
    }
    method = method.toUpperCase();
    if(typeof async == 'undefined' || async == null) {
        async = true;
    }
    self.AJAX.open(method, url, async);
    if(method == "POST") {
        self.AJAX.setRequestHeader("Connection", "close");
        self.AJAX.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		// self.AJAX.setRequestHeader("Content-Type", "text/html; charset=utf-8");
		// self.AJAX.setRequestHeader("Content-Type", "application/x-www-UTF8-encoded");
        self.AJAX.setRequestHeader("Method", "POST " + url + "HTTP/1.1");
    }
    if( dosend || typeof dosend == 'undefined' ) {
	    self.AJAX.send(data);
    }
    return self.AJAX;
}