var please_wait = null;



function open_url(url, target) {

 	if ( ! document.getElementById) {

  		return false;

 	}

 	if (please_wait != null) {

  		document.getElementById(target).innerHTML = please_wait;

 	}

 	if (window.ActiveXObject) {

  		link = new ActiveXObject("Microsoft.XMLHTTP");

 	} else if (window.XMLHttpRequest) {

  		link = new XMLHttpRequest();

 	}


 	if (link == undefined) {

  		return false;

 	}

 	link.onreadystatechange = function() { response(url, target); }

 	link.open("GET", url, true);

 	link.send(null);

}



function response(url, target) {

 	if (link.readyState == 4) {

	 	document.getElementById(target).innerHTML = (link.status == 200) ? link.responseText : "Ooops!! A broken link! Please contact the webmaster of this website ASAP and give him the fallowing errorcode: " + link.status;

	}

}



function set_loading_message(msg) {

 	please_wait = msg;

}

//////////////////////// Functions to reveal hidded stuff
function show_content( target, msg){
	obj = document.getElementById(target);
	obj.style.display = 'block';
}

function go_back(){ // function to go back to previous page.
history.go(-1)
}

function openMyPopUp (URL){
   window.open(URL,"PDF","width=1020,height=500,scrollbars=NO,toolbar=no,location=yes,status=no,menubar=no")
}