function get_page(page){
document.getElementById('cat_list').innerHTML =  'Loading...';
var req;
	if (window.XMLHttpRequest)      // normal browser
	req = new XMLHttpRequest();
	else if (window.ActiveXObject)      //IE
	{
	    try {
	        req = new ActiveXObject('Msxml2.XMLHTTP');
	    } catch (e){}
	    try {
	    req = new ActiveXObject('Microsoft.XMLHTTP');
	    } catch (e){}
	}

	if (req)
	{
	    req.onreadystatechange = function(){
	        if (req.readyState == 4 && req.status == 200)  {
			document.getElementById('cat_list').innerHTML =  req.responseText;
		}
	    };
	    req.open("POST", 'cat_list.php', true);
	    req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	    req.send('page='+page);
	}
	else alert("AJAX NEEDED");
}
function checkform(){
        var valid = false;
        var x = document.form1.email.value;
        var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;

        if (!filter.test(x) ) {
                valid = false;
        } else {
                valid =  true;
        }
        if ( valid == true  && document.form1.name.value && document.form1.phone.value && document.form1.pas.value == document.form1.conf.value &&  document.form1.pas.value.length >= 5){
                return true;
        } else {
                alert('Fill in all fields and enter correctly your e-mail\nPassword 5 and more symbols');
                return false;
        }
}
function checkform1(){
        var valid = false;
        var x = document.form1.email.value;
        var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;

        if (!filter.test(x) ) {
                valid = false;
        } else {
                valid =  true;
        }
        if ( valid == true  && document.form1.name.value && document.form1.phone.value ){
                return true;
        } else {
                alert('Fill in all fields and enter correctly your e-mail');
                return false;
        }
}
function checkform2(){
        if ( document.form1.captcha.value.toLowerCase() == document.form1.public_key.value.toLowerCase()  && document.form1.user_name.value && document.form1.name.value && document.form1.text.value ){
                return true;
        } else {
                alert('Fill in all fields and enter correctly the text you see at the picture');
                return false;
        }
}
function checkform4(){
        var valid = false;
        var x = document.form1.email.value;
        var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
        if (!filter.test(x) ) {
                valid = false;
        } else {
                valid =  true;
        }
        if ( valid == true  && document.form1.name.value && document.form1.cnt.value && document.form1.phone.value){
                return true;
        } else {
                alert('Fill in all fields and enter correctly your e-mail');
				return false;
        }
}
function checkform5(){
        var valid = false;
        var x = document.form1.email.value;
        var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
        if (!filter.test(x) ) {
                valid = false;
        } else {
                valid =  true;
        }
        if ( valid == true  && document.form1.tema.value && document.form1.name.value && document.form1.text.value){
                return true;
        } else {
                alert('Fill in all fields and enter correctly your e-mail');
				return false;
        }
}
function checkform6(){
        var valid = false;
        var x = document.form1.email.value;
        var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
        if (!filter.test(x) ) {
                valid = false;
        } else {
                valid =  true;
        }
        if ( valid == true && document.form1.text.value  && document.form1.SMI.value && document.form1.name.value && document.form1.phone.value ){
                return true;
        } else {
                alert('Fill in all fields and enter correctly your e-mail');
				return false;
        }
}
function check_poll(){
for (i=0; i<document.form.elements['ch[]'].length; i++){
	if (document.form.elements['ch[]'][i].checked==true)return true;
}
alert('POLL_CHECK');
return false;

}
function show_player(id){
var req;
	if (window.XMLHttpRequest)      // normal browser
	req = new XMLHttpRequest();
	else if (window.ActiveXObject)      //IE
	{
	    try {
	        req = new ActiveXObject('Msxml2.XMLHTTP');
	    } catch (e){}
	    try {
	    req = new ActiveXObject('Microsoft.XMLHTTP');
	    } catch (e){}
	}

	if (req)
	{
	    req.onreadystatechange = function(){
	        if (req.readyState == 4 && req.status == 200)  {
			document.getElementById('show_player').innerHTML = req.responseText;
			//alert(req.responseText);
		}
	    };
	    req.open("POST", 'pod_cnt.php', true);
	    req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	    req.send('pod_id='+id);
	}
	else alert("AJAX NEEDED");

}