// JavaScript Document
// Written By Ahmed Ashoor

//##########################################################################################################
// < - > Upper Wide Article Block
//##########################################################################################################

// Next_article
function next_article(val, size){

var counter = new Number();
	counter = document.getElementById("a_homej_counter").value;
	
	for(var i=1; i<=size; i++){
		document.getElementById("headline_article" + i).style.display = 'none';
	}
	
	if(val==0 && counter>1 &&counter<=size){
		counter--;
		
		if(counter==1){
			document.getElementById("prev_article").style.visibility = 'hidden';
		}

		if(counter<size){
			document.getElementById("next_article").style.visibility = '';
		}

}
	else if(val==1 && counter>=1 && counter<size){
		counter++;


		
		if(counter==size){
			document.getElementById("next_article").style.visibility = 'hidden';
		}

		if(counter>1){
			document.getElementById("prev_article").style.visibility = '';
		}

		
	}
	else{
	}

<!--		alert("counter= " + counter + "\n" + "size= " + size);-->
document.getElementById("headline_article" + counter).style.display = '';
document.getElementById("a_homej_counter").value = counter;
}




//##########################################################################################################
// + / - Buttons For Blocks
//##########################################################################################################

// Collapse_New_questions
function collapse_New_questions(val){

var counter = new Number();
counter = document.getElementById("a_homej_counter1").value;
	
	if(counter>=6 && counter<=9 && val==0){
			document.getElementById("add_New_questions").style.visibility = '';

			document.getElementById("New_question" + counter).style.display = 'none';
			counter--;
			document.getElementById("New_question" + counter).style.display = 'none';
			counter--;

			if (counter < 6){document.getElementById("sub_New_questions").style.visibility = 'hidden';}
	}
	else if(counter>=1 && counter<=8 && val==1){
			document.getElementById("sub_New_questions").style.visibility = '';

			counter++;		
			document.getElementById("New_question"+ counter).style.display = '';
			counter++;
			document.getElementById("New_question"+ counter).style.display = '';

			if (counter > 8){document.getElementById("add_New_questions").style.visibility = 'hidden';}
	}
	else{
	}

document.getElementById("a_homej_counter1").value = counter;
}


// Collapse_New_lectures
function collapse_New_lectures(val){
var counter = new Number();
counter = document.getElementById("a_homej_counter2").value;

	if(counter>=6 && counter<=9 && val==0){
			document.getElementById("add_New_lectures").style.visibility = '';
			
			document.getElementById("New_lecture" + counter).style.display = 'none';
			counter--;
			document.getElementById("New_lecture" + counter).style.display = 'none';
			counter--;
			
			if (counter < 6){document.getElementById("sub_New_lectures").style.visibility = 'hidden';}
	}
	else if(counter>=1 && counter<=8 && val==1){
			document.getElementById("sub_New_lectures").style.visibility = '';
			
			counter++;		
			document.getElementById("New_lecture"+ counter).style.display = '';
			counter++;
			document.getElementById("New_lecture"+ counter).style.display = '';
			
			if (counter > 8){document.getElementById("add_New_lectures").style.visibility = 'hidden';}
	}
	else{
	}

document.getElementById("a_homej_counter2").value = counter;
}


// Collapse_RND_lessons
function collapse_RND_lessons(val){
var counter = new Number();
counter = document.getElementById("a_homej_counter4").value;

	if(counter>=6 && counter<=9 && val==0){
			document.getElementById("add_RND_lessons").style.visibility = '';
			
			document.getElementById("RND_lesson" + counter).style.display = 'none';
			counter--;
			document.getElementById("RND_lesson" + counter).style.display = 'none';
			counter--;
			
			if (counter < 6){document.getElementById("sub_RND_lessons").style.visibility = 'hidden';}
	}
	else if(counter>=1 && counter<=8 && val==1){
			document.getElementById("sub_RND_lessons").style.visibility = '';
			
			counter++;		
			document.getElementById("RND_lesson"+ counter).style.display = '';
			counter++;
			document.getElementById("RND_lesson"+ counter).style.display = '';
			
			if (counter > 8){document.getElementById("add_RND_lessons").style.visibility = 'hidden';}
	}
	else{
	}

document.getElementById("a_homej_counter4").value = counter;
}


// Collapse_RND_media
function collapse_RND_media(val){
var counter = new Number();
counter = document.getElementById("a_homej_counter5").value;

	if(counter>=6 && counter<=9 && val==0){
			document.getElementById("add_RND_media").style.visibility = '';
			
			document.getElementById("RND_media" + counter).style.display = 'none';
			counter--;
			document.getElementById("RND_media" + counter).style.display = 'none';
			counter--;
			
			if (counter < 6){document.getElementById("sub_RND_media").style.visibility = 'hidden';}
	}
	else if(counter>=1 && counter<=8 && val==1){
			document.getElementById("sub_RND_media").style.visibility = '';
			
			counter++;		
			document.getElementById("RND_media"+ counter).style.display = '';
			counter++;
			document.getElementById("RND_media"+ counter).style.display = '';
			
			if (counter > 8){document.getElementById("add_RND_media").style.visibility = 'hidden';}
	}
	else{
	}

document.getElementById("a_homej_counter5").value = counter;
}

// Collapse_RND_questions
function collapse_RND_questions(val){

var counter = new Number();
counter = document.getElementById("a_homej_counter7").value;
	
	if(counter>=6 && counter<=9 && val==0){
			document.getElementById("add_RND_questions").style.visibility = '';

			document.getElementById("RND_question" + counter).style.display = 'none';
			counter--;
			document.getElementById("RND_question" + counter).style.display = 'none';
			counter--;

			if (counter < 6){document.getElementById("sub_RND_questions").style.visibility = 'hidden';}
	}
	else if(counter>=1 && counter<=8 && val==1){
			document.getElementById("sub_RND_questions").style.visibility = '';

			counter++;		
			document.getElementById("RND_question"+ counter).style.display = '';
			counter++;
			document.getElementById("RND_question"+ counter).style.display = '';

			if (counter > 8){document.getElementById("add_RND_questions").style.visibility = 'hidden';}
	}
	else{
	}

document.getElementById("a_homej_counter7").value = counter;
}