window.onload = init;

function init(){
	var eid = 'eid';
	eid = getUrlParam(eid);
	if(eid != ''){
		document.getElementById('selection').value = eid;
		xajax_getEventDetailData(eid);
	}
	else if(document.getElementById('selection').value != '') {
		xajax_getEventDetailData(document.getElementById('selection').value);
	}
	else {
		document.getElementById('selected_event').innerHTML = 'kein Erlebnis ausgewählt';
		document.getElementById('selected_event_price').innerHTML = '--';
	}
}


function getUrlParam(variable){
	var vars = window.location.search;
	if(vars != ''){
		vars = vars.replace('?', '');
		var splitVars = new Array();
		var params = new Array();
		splitVars = vars.split('&');
		for(i=0; i < splitVars.length; i++)
		{
			var keyValue = splitVars[i].split('=');
			var key = keyValue[0];
			params[key] = keyValue[1];
		}
		if(params[variable]){
			return params[variable];
		}
		else{
			return '';
		}
	}
	return '';
}