function delete_confirm(text){
	var clicked = confirm(text)
	if (clicked == true){
	  return true;
	} else {
		return false;
	}
  }
  
  function check_submit_vars(values,lengths,email,filetype,requiredtxt,filetype_error,form_name){
  	var error = 0;
  	var lenght_error = 0;
  	var type_error = 0;
  	var errorFields = '';
	for(i=0; i<values.length; i++){
		formvar = document.forms[form_name].elements[values[i]];
		//NORMAL VALUE PART
		if(formvar.value.length <= lengths[i] &&  lengths[i]!=0){
			errorFields =  errorFields + '- ' + values[i] + '\r\n';
			error=1;
			length_error=1;
		}
		
		//FILETYPE PART
		if(formvar.type=='file' && filetype[i]!=0){
			variablePos = formvar.value.length - 4;
			last = formvar.value.substr(variablePos,4);
			if(filetype[i].match(",")){
				gesplit=filetype[i].split(",");
				cur_error=1;
				for(j=0; j<gesplit.length; j++){
					if(last.match(gesplit[j])){
						cur_error=0;
					}
				}
				if(cur_error==1){
					error=1;
					errorFields =  errorFields + '- ' + values[i] + '\r\n';
				}
			} else{
				if(!last.match(gesplit[j])){
					error=1;
					errorFields =  errorFields + '- ' + values[i] + '\r\n';
				}
			}
		}
		
		//MAIL PART
		if(email[i]==1){
			var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
			if (!filter.test(formvar.value)){ 
				error=1;
				errorFields =  errorFields + '- ' + values[i] + '\r\n';
			}
		}
	}
	if(error==1){
		alert(requiredtxt + '\r\n\r\n' + errorFields);
		return false;
	} else {
		return true;
	}
  }


function check_all(){
	if(lastkey.value==16 && leftmouse.value==1 || lastkey.value==91 || lastkey.value==17 || lastkey.value==18 || lastkey.value==115){
		//alert('Deze handeling is niet toegestaan');
		leftmouse.value=0;
		lastkey.value='';
	}
	setTimeout("check_all()", 1);
}

function photo_details(id){
	popup_width=667;
	popup_height=580;
	window.open('photo_details.php?id='+id,id,'height='+popup_height+',width='+popup_width+',directories=0,fullscreen=0,location=0,menubar=0,resizable=1,scrollbars=1,status=0,toolbar=0')
}