createHttpRequest - Javascript便利なコピペまとめ

function createHttpRequest(){
	var request = null;
 
	if (window.XMLHttpRequest){
		try{request = new XMLHttpRequest();}
		catch (e){}
	}else if (window.ActiveXObject){
	    var names = new Array(
				'Msxml2.XMLHTTP.5.0',
				'Msxml2.XMLHTTP.4.0',
				'Msxml2.XMLHTTP.3.0',
				'Msxml2.XMLHTTP',
				'Microsoft.XMLHTTP'
			);
		for (var i = 0, iMax = names.length; i < iMax; i++){
			try{
				request = new ActiveXObject(names[i]);
				break;
			}catch (e){}
		}
	}
	return request;
}