function findPos(obj) {
	 


	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
 
	return [curleft,curtop];
}

function show_popup(ev,thePosElement,popup_div){

	if(ev!=null)
		var e = ev;
	else //for ie
		var e = event;
	
	var theObject = document.getElementById(thePosElement);//get the element that was clicked
	thePos = findPos(theObject);
	var x = thePos[0];
	var y = thePos[1];
	
	positionAndShowPopUp(x,y,100,popup_div);
}

function show_popup2(ev,thePosElement,popup_div){

	if(ev!=null)
		var e = ev;
	else //for ie
		var e = event;
	
	var theObject = document.getElementById(thePosElement);//get the element that was clicked
	thePos = getScrollCenter();
	var x = thePos[0];
	var y = thePos[1];
	
	positionAndShowPopUp(x,y,100,popup_div);
}

function positionAndShowPopUp(x,y,width,popup_div)
{
	var a = document.getElementById(popup_div);
	a.style.position = "absolute";
	a.style.left = x + 'px';
	a.style.top = y + 'px';
	a.style.display = "block";
}
function closePopUp(popup_div)
{
	var theWin = document.getElementById(popup_div);
	theWin.style.display = 'none';
}
function findCenterCord(v_width, v_height){
	//LeftPosition = (screen.width) ? (screen.width-v_width)/2 : 0;
	//TopPosition = (screen.height) ? (screen.height-v_height)/2 : 0;


   
	return [LeftPosition, TopPosition];
}
function show_inap(div_el){
	w = 200;
	h = 70;
	cord = findCenterCord(w,h);
	
	positionAndShowPopUp(cord[0],cord[1],70,div_el);
}

function getPageScroll(){

	var xScroll, yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;	
	}

	arrayPageScroll = new Array(xScroll,yScroll) 
	return arrayPageScroll;
}

function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
//	console.log(self.innerWidth);
//	console.log(document.documentElement.clientWidth);

	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

//	console.log("xScroll " + xScroll)
//	console.log("windowWidth " + windowWidth)

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
//	console.log("pageWidth " + pageWidth)

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

function getScrollCenter()
{
	scroll_info = getPageScroll();
	page_info = getPageSize();

	viewable_width = page_info[2];
	viewable_height = page_info[3];

	scroll_x = scroll_info[0];
	scroll_y = scroll_info[1];

	x_center = (scroll_x + (viewable_width/2))-(400/2);
	y_center = (scroll_y + (viewable_height/2))-(470/2);
	
	return [x_center, y_center];

}
function shareEmail(){
            
       var yourname = document.getElementById('yourname');
       var youremail = document.getElementById('youremail');
       
       var friendname1 = document.getElementById('friend1');
       var friendname2 = document.getElementById('friend2');
       var friendname3 = document.getElementById('friend3');
       
       var friendemail1 = document.getElementById('email1');
       var friendemail2 = document.getElementById('email2');
       var friendemail3 = document.getElementById('email3');
    
    
       if(yourname.value == ''){
                alert('Please enter your name');
                return false;
       }
       
       if(youremail.value.trim() == ''){
                alert('Please enter your email address');
                return false;
       }

       if(checkemail(youremail.value.trim())==false){
                alert('Please enter a valid email address');
                return false;
       }

       if(friendname1.value.trim() == ''){
                alert('Friend Name 1 is empty');
                return false;
       }
       if(checkemail(friendemail1.value.trim()) == false){
                alert('Please enter a valid email address for Friend\'s email1');
                return false;
       }
       
       
}


function checkemail(address){
        var str=address;
        var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
        if (filter.test(str))
                return true
        else
                return false;
}

function checkbae(){
if (document.layers||document.getElementById||document.all)
return checkemail()
else
return true
}

String.prototype.trim = function() {
	return this.replace(/^\s+|\s+$/g,"");
}
String.prototype.ltrim = function() {
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function() {
	return this.replace(/\s+$/,"");
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
if (restore) selObj.selectedIndex=0;
}

function vote(galleryType,vote_url,ev,thePosElement,popup_div,url,galId,redirect){

	document.location=vote_url;
	return;
	/*
		if(galleryType==2){
			document.location=paid_vote_url;
            return;
		}

	$(popup_div).hide();
	new Ajax.Updater(
	   popup_div,
		url,
		{
			method: 'post',
            evalScripts: true,
            asynchronous: false,
            parameters: {galId: galId},
			onSuccess: function(transport){ 
				d_response = transport.responseText;
      		  	if(d_response == 'redirect')
                    document.location = redirect;
                else
		   		    show_popup(ev,thePosElement,popup_div);
			},
			onFailure: function(){
				alert('failed');
			}
		}
	);
	*/
}

function packageSelected(){
    var packageId = '';
    if($('package1').checked){
        packageId = 1;
        $('amount').value = 25;
    }
    else if($('package2').checked){
        packageId = 2;
        $('amount').value = 50;
    }
    else if($('package3').checked){
        packageId = 3;
        $('amount').value = 100;
    }


    $('amount_text').innerHTML='$'+ $('amount').value + '.00';
    $('package_text').innerHTML='Donation Package #'+packageId; 
}

function votePackageSelected(amountPerVote){
	$('amount').value = $('package').value;
    $('amount_text').innerHTML='$'+ ($('amount').value * amountPerVote) + '.00';
    $('package_text').innerHTML=$('amount').value + ' votes'; 
}

function paymentChecks(){

    if($('package1').checked == false  && $('package2').checked == false && $('package3').checked == false){
        alert('Please Select a Package to Proceed!!');
        return false;
    }
    if(trim($('cardholder').value)==''){
        alert('Please Enter the Cardholders Name!!');   
        return false; 
    }
    if(trim($('cardnumber').value)==''){
        alert('Please Enter Card Number!!');   
        return false; 
    }
    if(trim($('mm').value)=='' || trim($('yy').value)==''){
        alert('Please Card Expiration Date!!');   
        return false; 
    }
    if(trim($('securitycode').value)==''){
        alert('Please Enter Security Code!!');   
        return false; 
    }
    var packageId = '';
    if($('package1').checked){
        packageId = 1;
        $('amount').value = 25;
    }
    else if($('package2').checked){
        packageId = 2;
        $('amount').value = 50;
    }
    else if($('package3').checked){
        packageId = 3;
        $('amount').value = 100;
    }


    $('packageId').value = packageId; 
    return true;
}
function votePaymentChecks(){
    if($('package').value == 0){
        alert('Please Select a Package Amount to Proceed!!');
        return false;
    }
    if(trim($('cardholder').value)==''){
        alert('Please Enter the Cardholders Name!!');   
        return false; 
    }
    if(trim($('cardnumber').value)==''){
        alert('Please Enter Card Number!!');   
        return false; 
    }
    if(trim($('mm').value)=='' || trim($('yy').value)==''){
        alert('Please Card Expiration Date!!');   
        return false; 
    }
    if(trim($('securitycode').value)==''){
        alert('Please Enter Security Code!!');   
        return false; 
    }

    $('amount').value = $('package').value;
    return true;
}