// JavaScript Document

	function getCheckedValue(radioObj) {
		
		if(!radioObj)
			return "";
		var radioLength = radioObj.length;
		if(radioLength == undefined)
			if(radioObj.checked)
				return radioObj.value;
			else
				return "";
		for(var i = 0; i < radioLength; i++) {
			if(radioObj[i].checked) {
				return radioObj[i].value;
			}
		}
		return "";
		
	}


	function submitFB( webLanguage ) {
		
		var form = document.searchForm;
		var query = form.query.value;
		var geo = form.address.value;
		if( ( geo == 'Encontrar fotos cerca de ...' ) || ( geo == 'Find photos near ...' ) )
			geo = '';
			
		var language = getCheckedValue( form.language );
		
		if (!query || (query == '') || (query == 'Introduce tu consulta') || (query == 'Insert your query') ) {
		  if( webLanguage == 'english' ) 
		  	alert( 'Please, insert a text into the query form' );
	      else
			alert('Porfavor, introduzca un texto para la consulta');
		  return;
		}
	 
		query = encodeURIComponent(query);
		query = query.replace(/\+/g, '%2B');
	
		var url = './results.php?language=' + language + '&query=' + query + '&address=' + geo;
		document.location = url;
		
	}