function createObject() {
	var request_type;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
		request_type = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		request_type = new XMLHttpRequest();
	}
	return request_type;
}

var http = createObject();

function ajaxget(div, action, size, top, imagepos) {

	var nocache = Math.random();
	http.open('get', action+'&nocache='+nocache);
	http.onreadystatechange = function()
	{
		if(http.readyState == 4)
		{	
	
			document.getElementById(div).innerHTML = http.responseText;
			var image = document.getElementById('image');
			var content = document.getElementById('text');
			
			//content.style.float = 'left';		
			
			//image.style.position = 'relative';
			//image.style.top = imagetop;
			//image.style.left = imageleft;
			image.style.float = 'left';
			
		}
	}
	
	var width;
	var height;
	var top;
	var imageleft;
	var imageright;
	
	if(size == 1) {
		width = 610;
		height = 400;
	}
	if(size == 2) {
		width = 450;
		height = 400;
	}
	if(size == 3) {
		width = 450;
		height = 275;
	}
	if(size == 4) {
		width = 380;
		height = 275;
	}
	if(top == 1) {
		top = 445;
	} 
	if(top == 2) {
		top = 383;
	}
	if(top == 3) {
		top = 345;
	}
	
	switch(imagepos)
	{
		case 1 :
			imageleft = 10;
			imagetop=10;
		break;
		case 2 :
			imageleft = 100;
			imagetop=100;
		break;
		case 3 :
			imageleft = 300;
			imagetop=10;
		break;		
		case 4 :
			imageleft = 300;
			imagetop=200;
		break;				
	}
	
	document.getElementById(div).innerHTML = '<img src="images/siibae-loader.gif">';
	
	document.getElementById(div).style.display = 'block';
	document.getElementById(div).style.cssText = 'width: '+width+'; height: '+height+'; top: '+top+';';
	
	http.send(null);
}

function get_contents(id,size,top)
{
	document.getElementById('content').innerHTML = '';
	ajaxget('content', 'get_contents_curl.php?id='+id, size, top, 1);	
}

function hide_contents()
{
	document.getElementById('content').style.display = 'none';
}