function sureCheck(element) {
	 return confirm('Bist du sicher, dass du ' + element + ' löschen willst?');
}

String.prototype.trim = function()
{
  return (this.replace(/\s+$/,"").replace(/^\s+/,""));
}

function css_switch(sheet) {
	getElementById('css').href.value = sheet;
}

function helper() {
	//alert('entered');
	var text = document.getElementById('text').value;
	var my_array = text.split('\n');
	document.getElementById('title').value = my_array[0]
	var last_index = my_array.length - 1;
	document.getElementById('date').value = my_array[last_index]
	
	var part_num=0;
	while (part_num < my_array.length) {
		if (my_array[part_num] == '') {
  			my_array[part_num] = ' ';			
		}
		part_num+=1;
  	}
	
	my_array[0] = '';
	my_array[last_index] = '';
	
	part_num=0;
	text = '';
    while (part_num < my_array.length) {
		if (my_array[part_num] != '') {
  			text += my_array[part_num] + '\n';			
		}
		part_num+=1;
  	}
	text = text.trim();
	document.getElementById('text').value = text;
}