// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults

function upload_photos(){
	document.getElementById('sendbutton').style.display='none';
	document.getElementById("photouploadprocess").style.display="block";
}


function clear_input_if_value(id,default_value){
	var value = document.getElementById(id).value;
	if (value == default_value)
		document.getElementById(id).value = '';
}

function check_message_length(source,div,length){
	if(source.value.length > length){
		source.value = source.value.substr(0,length);
	}
	var ret1 = "Ještě můžete napsat ";
	var ret2 = " znaků.";
	var ret = ret1+(length-source.value.length)+ret2;
	document.getElementById(div).innerHTML = ret;
}


function show_or_hide(idecko) {
    el=document.getElementById(idecko).style;
    el.display=(el.display == 'block')?'none':'block';
  }

function disabled_email_field(check, index){
	var checked_button = false;
	for(var i=0;i<7;i++){
		if(index!=i){
			checked_button = document.getElementById('guests_'+i+'_without_internet').checked;
			if (checked_button)
				break;
		}
	}

	if(checked_button){
		check.checked=false;
	}
	else
	{
		if(check.checked){
			document.getElementById('guests_'+index+'_email').disabled="disabled";
			document.getElementById('guests_'+index+'_email').className="disabled";
		}
		else
		{
			document.getElementById('guests_'+index+'_email').disabled="";
			document.getElementById('guests_'+index+'_email').className="";
		}
	}
	
}
  
function close_share_section(){
	document.getElementById('sectionWrap').innerHTML = '';
}
  
function validate_retype_pass(){
	if ($('user_password').value!=$('user_password_confirmation').value){
		$('error_message_on_retype_pass').innerHTML = '&nbsp;Hesla se neshodují';
	}
	else
	{
		$('error_message_on_retype_pass').innerHTML = '';
	}
}



var isMSIE = /*@cc_on!@*/false;
   if (isMSIE)
   	document.write("<link rel='stylesheet' href='/stylesheets/ie7.css' type='text/css' media='screen,projection' />");
   else
   	document.write("");