var xmlHttp = false;
if (window.ActiveXObject) {
	var xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
} else {
	var xmlHttp = new XMLHttpRequest();
}


function doAjaxDate(divDate) {
	if (xmlHttp.readyState == 4 || xmlHttp.readyState == 0) {
		xmlHttp.open("GET", "divDate.php?divDate=" + divDate+"&num="+Number(new Date), true);
		xmlHttp.onreadystatechange = handleServerResponse;
		xmlHttp.send(null);
	}
}

function handleServerResponse() {
	if (xmlHttp.readyState == 4) {
		if (xmlHttp.status == 200) {
			var text = xmlHttp.responseText;
			var myTextArray = text.split('|');
			var tblBody = document.getElementById("myTable");
			var rowCount=tblBody.getElementsByTagName("tr");
			var myRowCount=rowCount.length;
			
			for(var i=0; i< parseInt(myRowCount); i++){
				var myTr = document.getElementById("tr"+i);
				if(myTr) tblBody.removeChild(myTr);
			}
			for(i=0; i < parseInt(myTextArray.length)-1; i++){
				var row = document.createElement("tr");
				row.setAttribute("id","tr"+i);
				var cell = document.createElement("td");
				var cellTitle=myTextArray[i].split('&&');
				cell.setAttribute('background','graphics/popup_line.gif');
				cell.setAttribute('class','textForPopup');
				cell.innerHTML="<a href=\"ekdil.php?mid=12&smid="+cellTitle[0]+"&num="+Number(new Date)+"\" class=\"textSmall\">&raquo; "+cellTitle[1]+"</a><br /><em>"+cellTitle[2]+"</em>";
				row.appendChild(cell);
				tblBody.appendChild(row);
			}
			var row = document.createElement("tr");
			row.setAttribute("id","tr"+i);
			var cell = document.createElement('td');
			cell.innerHTML="<img src=\"graphics/popup_bot.gif\" width=\"151\" height=\"8\" />";
			row.appendChild(cell);
			tblBody.appendChild(row);
			
		} else {
			alert("There was a problem accessing the server: " + xmlHttp.statusText);
		}
	}
}

function username_checker(that) {
	if (xmlHttp.readyState == 4 || xmlHttp.readyState == 0) {
		xmlHttp.open("GET", "username_checker.php?username="+ that.value+"&num="+Number(new Date), true);
		xmlHttp.onreadystatechange = username_checker_response;
		xmlHttp.send(null);
	}
}

function username_checker_response() {
	if (xmlHttp.readyState == 4) {
		if (xmlHttp.status == 200) {
			var text = xmlHttp.responseText;
			var uc = document.getElementById("username_checker");
			var ucv = document.getElementById("username_checker_val");
			if(text != 0) {
				uc.innerHTML="Το username που επιλέξατε χρησιμοποιείτε από άλλον χρήστη!";
				ucv.value="0";
			}
			else {
				uc.innerHTML="";
				ucv.value="1";
			}
		}
	}
}