function size(t, event, id) {
	
	var key = event.which;
	if (key == 13 && !event.shiftKey && id != null) {
			addComment(t, id);
			return;
	}
	
	a = t.value.split('\n');
	b = 0;
	for (x=0;x < a.length; x++) { 
		if (a[x].length >= t.cols)
			b += Math.floor(a[x].length/t.cols);;
	}

	if(t.value == ""){
		t.rows = 1;
	}else{
		t.rows = a.length + b;
	}
	
}