function changeText(id){
	var cText = document.getElementById('hb_'+id);
	var buttonR = document.getElementById('btn_read'+id);
	if( cText){
		cText.style.display = (cText.style.display == "block")? "none" : "block" ;
		buttonR.innerHTML   = (cText.style.display == "block")? "Reduce -" : "Read More +" ;;
	}
}

function changeDiv( div1, div2 ){
	
	var div1 = document.getElementById( div1 );
	var div2 = document.getElementById( div2 );
	
	div1.style.display = "none" ;
	div2.style.display = "block" ;
	
}