$(function() {
	function waitForFieldLoaded(ms) {
		return new Promise(resolve => setTimeout(resolve, 100));
	}
<br />
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<br />
<b>Notice</b>:  Trying to access array offset on value of type null in <b>/var/www/html/scripts/public_html/tnc25/indico/forms/validation/js-formfields.php</b> on line <b>132</b><br />

	//db_vars:
	//=============
	//=============
	
	var iboxdescription = '.i-box-header .i-box-description'; // checkbox

	async function setiboxDescription(){
		while(!$(iboxdescription).length){ 
		  await waitForFieldLoaded(); 
		}

		$( iboxdescription ).each(function( index ) {
		  $(this).html($(this).text());
		});

	}
	setiboxDescription();

	
	var parsingHtmlElements = ".regform-done-caption";
	  async function parseHtml(){
		while(!$(parsingHtmlElements).length){ 
		  await waitForFieldLoaded(); 
		}
		$(parsingHtmlElements).each(function(){
		  $(this).html($(this).text());
		});
	  }
	  parseHtml();



	$('body').on('click', '#regformSubmit',  function(e) {
    
		var prevent = false; // prevent form execution
		var message = [];
		
		
		
				
		
		// if (vat_checked == false ) {
		  // message.push('Please provide correct VAT');
		  // prevent = true;
		// }

		if(prevent === true) { // prevent form exectution if required field are 'enabled' and 'empty'
		  e.preventDefault();
		  e.stopImmediatePropagation();
		  alert(message.toString().replace(/,/g, '\n')); // display info
		}
	});
  

});