function externalLinks() {  
    if (!document.getElementsByTagName) return;  
    var anchors = document.getElementsByTagName("a");  
    for (var i=0; i<anchors.length; i++) {  
        var anchor = anchors[i];  
        if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
            anchor.target = "_blank";
        }  
    }  
}  
window.onload = externalLinks;

var openGmap = function(id) {
    document.getElementById('gMap'+id).style.display = 'block';
    document.getElementById('open'+id).style.display = 'none';
    document.getElementById('close'+id).style.display = 'block';
    document.getElementById('gMapFrame'+id).src = document.getElementById('coord'+id).value;
}	
var closeGmap = function(id){
    document.getElementById('gMap' + id).style.display = 'none';
    document.getElementById('open' + id).style.display = 'block';
    document.getElementById('close' + id).style.display = 'none';
    document.getElementById('gMapFrame' + id).src = '';
}

var openGear = function(id) {
    document.getElementById('gearDetail'+id).style.display = 'block';
    document.getElementById('open'+id).style.display = 'none';
    document.getElementById('close1_'+id).style.display = 'block';
    document.getElementById('close2_'+id).style.display = 'block';
}	
var closeGear = function(id) {
    document.getElementById('gearDetail'+id).style.display = 'none';
    document.getElementById('open'+id).style.display = 'block';
    document.getElementById('close1_'+id).style.display = 'none';
    document.getElementById('close2_'+id).style.display = 'none';
}

var otherNationality = function(value) {
    if(value=='Andere') {
        document.getElementById('nationality_special').style.display='inline-block';            
    } else {
        document.getElementById('nationality_special').style.display='none';
    }
}