function in_array(needle, haystack) {
	for(var i=0; i<haystack.length; i++) {
		if(haystack[i] == needle) {
			return true;
		}
	}
	return false;
}



function isEmail(str) {
    var regex = /^[-_.a-z0-9]+@(([-_a-z0-9]+\.)+(ad|ae|aero|af|ag|ai|al|am|an|ao|aq|ar|arpa|as|at|au|aw|az|ba|bb|bd|be|bf|bg|bh|bi|biz|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|com|coop|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|in|info|int|io|iq|ir|is|it|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mil|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|museum|mv|mw|mx|my|mz|na|name|nc|ne|net|nf|ng|ni|nl|no|np|nr|nt|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|pro|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)|(([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5])\.){3}([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5]))$/i;
    return regex.test(str);
}


// add, remove classes ================

function hasClass(element,_className) {
	if(!element) {
		return false;
	}
	var upperClass=_className.toUpperCase();
	if(element.className) {
		var classes=element.className.split(' ');
		for(var i=0;i<classes.length;i++) {
			if(classes[i].toUpperCase()==upperClass) {
				return true;
			}
		}
	}
	return false;
}

function addClass(element,_class) {
	if(!hasClass(element,_class)) {
		element.className+=element.className?(" "+_class):_class;
	}
}

function removeClass(element,_class) {
	var upperClass=_class.toUpperCase();
	var remainingClasses=[];
	if(element.className) {
		var classes=element.className.split(' ');
		for(var i=0;i<classes.length;i++)	{
			if(classes[i].toUpperCase()!=upperClass) {
				remainingClasses[remainingClasses.length]=classes[i];
			}
		}
		element.className=remainingClasses.join(' ');
	}
}




function trim(str, chars) {
	return ltrim(rtrim(str, chars), chars);
}

function ltrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}
 
function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}




function xor(a,b) {
  return ( a || b ) && !( a && b );
}






function showeps(ep) {
	document.getElementById('savedads').style.display = 'none';
	document.getElementById('findeps').innerHTML = 'Click to find <b>'+ep+'</b> for sale!';
	document.getElementById('findeps').style.display = 'block';
}

function hideeps() {
	document.getElementById('findeps').style.display = 'none';
	document.getElementById('savedads').style.display = 'block';
}





function mpags(that) {
	var mp = that.id.split("_")[1];
	var pags = document.getElementById('pages').getElementsByTagName('a');
	for ( var i=0; i<pags.length; i++ )
		if (pags[i].id.indexOf('pag_')==0) {
			if (pags[i].id.indexOf('pag_'+mp+'_')==0)
				pags[i].style.display = 'inline';
			else
				pags[i].style.display = 'none';
		}
	var pags = document.getElementById('pages').getElementsByTagName('span');
	for ( var i=0; i<pags.length; i++ ) {
		if (pags[i].id.indexOf('yah_')==0) {
			if (pags[i].id.indexOf('yah_'+mp+'_')==0)
				pags[i].style.display = 'inline';
			else
				pags[i].style.display = 'none';
		}
		if (pags[i].id.indexOf('mpag_')==0) {
			if (pags[i].id.indexOf('mpag_'+mp+'_')==0)
				pags[i].style.display = 'none';
			else
				pags[i].style.display = 'inline';
		}
	}
}



function showPic(val) {
	var pics = document.getElementById('pics-box').getElementsByTagName('a');
	for ( var i=0; i<pics.length; i++ )
		pics[i].style.display = 'none';
	document.getElementById('pic_'+val).style.display = 'block';
}

function showPic2(val) {
	var pics = document.getElementById('pics-box').getElementsByTagName('img');
	for ( var i=0; i<pics.length; i++ )
		pics[i].style.display = 'none';
	document.getElementById('pic_'+val).style.display = 'block';
}


function chConts() {
	var _name = document.getElementById("name");
	var _email = document.getElementById("email");
	var _phone = document.getElementById("phone");
	var _message = document.getElementById("message");
	var _ca = document.getElementById("ca");
	var err="";

	if (_name.value=="")
		err += " - Please enter your name\n";
	if (_email.value=="" && _phone.value=="") {
		err += " - Please enter your e-mail addres or your phone number\n";
	}
	else {
		if (_email.value!="")
			if (!isEmail(_email.value))
				err += " - The email address you entered is invalid\n";
		if (_phone.value!="")
			if (_phone.value.length<=5)
				err += " - The phone number you entered is too short\n";
	}
	if (_message.value=="")
		err += " - Please enter your message\n";
	if (_ca.value=="")
		err += " - Please answer the security question\n";

	if (err!="")
	{
		alert(err);
		return false;
	}
	else
		return true;
}





// ----------- ini XMLHttpRequest

 var request = false;

   try {
     request = new XMLHttpRequest();
   } catch (trymicrosoft) {
     try {
       request = new ActiveXObject("Msxml2.XMLHTTP");
     } catch (othermicrosoft) {
       try {
         request = new ActiveXObject("Microsoft.XMLHTTP");
       } catch (failed) {
         request = false;
       }
     }
   }



function saveAd(id) {
	var url = "http://exoticpetsforsale.my-pet-care.com/savead.php?id="+escape(id);
	request.open("GET", url, true);
	request.onreadystatechange = function() {
		if (request.readyState == 4)
		if (request.status == 200) {
			var resp = request.responseText.split(",");
			document.getElementById('save_'+resp[0]).innerHTML = '<span class="ad-opt-saved"><span>Saved</span>, <a href="http://exoticpetsforsale.my-pet-care.com/saved.php" title="View Saved Ads" rel="nofollow">view all</a></span>';
			document.getElementById('sads').innerHTML = resp[1];
			if (resp[1]=='1')
				document.getElementById('sads').style.color = '#FE4D01';
		}
	}
	request.send(null);
}


function delAd(id) {
	var url = "http://exoticpetsforsale.my-pet-care.com/delad.php?id="+escape(id);
	request.open("GET", url, true);
	request.onreadystatechange = function() {
		if (request.readyState == 4)
		if (request.status == 200)
			window.location.reload();
	}
	request.send(null);
}