function tabswitch(tabarray, activetabid) {
	
	var counter = 0;
	
	while(counter <= tabarray.length-1){
		
		if(tabarray[counter] == activetabid) {
		
			$(tabarray[counter]).setProperty('class', 'activetab');
			$('tabcontent_'+tabarray[counter]).setStyle('display', 'block');
			
		} else {
			$(tabarray[counter]).setProperty('class', 'normaltab');
			$('tabcontent_'+tabarray[counter]).setStyle('display', 'none');
			
		}
		
		counter++;	
	}	
}


function loadTelex() {

	var myRequest = new Request.HTML({url: 'index.php', data: 'action=loadtelex', onComplete: function(responseTree, responseElements, responseHTML, responseJavaScript){$('telexcontent').innerHTML = responseHTML;}}).get();

}


function registerVote(paperid, score) {

	var myRequest = new Request.HTML({method: 'get', url: 'index.php', onComplete: reloadStars, data: 'action=registervote&paperid='+paperid+'&score='+score}).get();

}

function reloadStars(responseTree, responseElements, responseHTML, responseJavaScript){

	var imgposition = -120 - (responseHTML.toInt()*24);
	document.getElementById('globalrating').innerHTML = '';
	document.getElementById('globalrating').style.backgroundPosition = '0px '+imgposition+'px';

}



var clicked = '0';

function changestars(star){
	if(clicked == '0'){
	
		switch(star){

		case '1': document.getElementById('rating').style.backgroundPosition = '0px -24px'; break;
		case '2': document.getElementById('rating').style.backgroundPosition = '0px -48px'; break;
		case '3': document.getElementById('rating').style.backgroundPosition = '0px -72px'; break;
		case '4': document.getElementById('rating').style.backgroundPosition = '0px -96px'; break;
		case '5': document.getElementById('rating').style.backgroundPosition = '0px -120px'; break;

		}
		
	}

}

function confirmstars(cstar, paperid){

	
	if(clicked == '0'){
	
		switch(cstar){

		case '1': document.getElementById('rating').style.backgroundPosition = '0px -144px'; clicked = '1'; registerVote(paperid, '1'); break;
		case '2': document.getElementById('rating').style.backgroundPosition = '0px -168px'; clicked = '1'; registerVote(paperid, '2'); break;
		case '3': document.getElementById('rating').style.backgroundPosition = '0px -192px'; clicked = '1'; registerVote(paperid, '3'); break;
		case '4': document.getElementById('rating').style.backgroundPosition = '0px -216px'; clicked = '1'; registerVote(paperid, '4'); break;
		case '5': document.getElementById('rating').style.backgroundPosition = '0px -240px'; clicked = '1'; registerVote(paperid, '5'); break;

		}
		
	}
	
	document.getElementById('fb').style.display = 'block';
	
}

function clickreset(){

	if(clicked != '1'){
		document.getElementById('rating').style.backgroundPosition = '0px 0px';	
	} 
}





function loadPreview(paperid) {
	document.getElementById('previewframe').height = '200';
	document.getElementById('previewframe').src = 'index.php?action=previewpaper&paperid='+paperid;
	document.getElementById('hidepreview').style.display = 'block';
	document.getElementById('loadpreview').style.display = 'none';
}


function hidePreview() {
	document.getElementById('previewframe').height = '0';
	document.getElementById('previewframe').src = '';
	document.getElementById('hidepreview').style.display = 'none';
	document.getElementById('loadpreview').style.display = 'block';
}