PayPal's mySavedButtons.js that is a 404 90% of the time

mySavedButtons.js

MySavedButtons = {
	savedRows: null,
	deleteLightbox: null,
	dontToggle: false,
	
	init: function() {
		if ( MySavedButtons.deleteLightbox == null ) {
			MySavedButtons.deleteLightbox = new PAYPAL.util.Lightbox("deleteLightbox");
		}
		var rows = YAHOO.util.Dom.getElementsByClassName("saved-row");
		MySavedButtons.savedRows = rows;
		YAHOO.util.Event.addListener(rows, 'click', MySavedButtons.toggleRow);
		var deleteButtons = YAHOO.util.Dom.getElementsByClassName("deleteButton");
		YAHOO.util.Event.addListener(deleteButtons, 'click', MySavedButtons.deleteConfirm);
		var closeButton = document.getElementById('deleteNo');
		YAHOO.util.Event.addListener(closeButton, 'click', MySavedButtons.deleteLightbox.close);
		var closeButton = document.getElementById('deleteYes');
		YAHOO.util.Event.addListener(closeButton, 'click', MySavedButtons.deleteSubmit);
		
		var links = YAHOO.util.Dom.getElementsByClassName('linkSubmit');
		for ( var i=0; i < links.length; i++ ) {
			YAHOO.util.Event.addListener(links[i], 'click', MySavedButtons.submitLink);
		}
	},
	
	deleteSubmit: function(e) {
		YAHOO.util.Event.preventDefault(e);
		var form = document.getElementById('mySavedButtonsForm');
		var fakeField = document.getElementById('fakeSubmit');
		
		fakeField.setAttribute('name', 'deletesavedbutton.confirm');
		form.submit();
	},
	
	submitLink: function(e) {
		MySavedButtons.dontToggle = true;
		YAHOO.util.Event.preventDefault(e);
		var form = document.getElementById('mySavedButtonsForm');
		var fakeField = document.getElementById('fakeSubmit');
		var idField = document.getElementById('currentButtonId');
		
		var cmdVar = MySavedButtons.getUrlVar(this.href, 'cmd');
		var idVar = MySavedButtons.getUrlVar(this.href, 'buttonid');
                var btnType= MySavedButtons.getUrlVar(this.href, 'button_type');

		if ( cmdVar ) {
			fakeField.name = cmdVar;
			fakeField.value = 'true';
			if ( idVar && idVar != null ) {
				idField.value = idVar;
			}
                        if ( btnType && btnType != null ) {
                            var hiddenVar = document.createElement('input');
                            hiddenVar.type = "hidden";
                            hiddenVar.name = "button_type";
                            hiddenVar.value = "donate"
                            form.appendChild(hiddenVar);
                        }
			
			form.submit();
		}
	},
	
	deleteConfirm: function(e) {
		YAHOO.util.Event.preventDefault(e);
		var fakeField = document.getElementById('fakeSubmit');
		var idField = document.getElementById('currentButtonId');	
		
		var cmdVar = MySavedButtons.getUrlVar(this.href, 'cmd');
		var idVar = MySavedButtons.getUrlVar(this.href, 'buttonid');

		document.getElementById('lightBoxButtonId').innerHTML = idVar;
		// Fix for PPSCR01108971
		document.getElementById('lightBoxButtonName').innerHTML = this.nextSibling.innerHTML;
		MySavedButtons.deleteLightbox.show();
		
		if ( cmdVar ) {
			fakeField.name = cmdVar;
			fakeField.value = 'true';
			if ( idVar && idVar != null ) {
				idField.value = idVar;
			}
		}
	},
	
	getUrlVar: function(href, str) {
		if ( href.match(str) != null ) {
			href = href.split('?')[1].split('&');
			for ( var i=0; i < href.length; i++ ) {
				if ( href[i].match(str) != null ) {
					return href[i].split('=')[1];
				}
			}
		}
		return false;
	},
	
	toggleRow: function() {
		if ( MySavedButtons.dontToggle ) {
			MySavedButtons.dontToggle = false;
		}
		else if ( !MySavedButtons.deleteLightbox.showing ) {
			var ddwp = YAHOO.util.Dom.getElementsByClassName('dd-with-price', 'ul', this);
			var ddwop = YAHOO.util.Dom.getElementsByClassName('dd-without-price', 'ul', this);
			var actions = YAHOO.util.Dom.getElementsByClassName('open-actions', 'div', this);
			if ( YAHOO.util.Dom.hasClass(this, 'open-row') ) {
				YAHOO.util.Dom.addClass(ddwp[0], 'accessAid');
				YAHOO.util.Dom.addClass(ddwop[0], 'accessAid');
				YAHOO.util.Dom.addClass(actions[0], 'accessAid');
				YAHOO.util.Dom.removeClass(this, 'open-row');
				for ( var i=0; i < MySavedButtons.savedRows.length; i++ ) {
					if ( MySavedButtons.savedRows[i] == this && i != (MySavedButtons.savedRows.length-1) ) {
						YAHOO.util.Dom.removeClass(MySavedButtons.savedRows[i+1], 'after-open');
					}
				}
			}
			else {
				YAHOO.util.Dom.addClass(this, 'open-row');
				YAHOO.util.Dom.removeClass(this, 'after-open');
				YAHOO.util.Dom.removeClass(ddwp[0], 'accessAid');
				YAHOO.util.Dom.removeClass(ddwop[0], 'accessAid');
				YAHOO.util.Dom.removeClass(actions[0], 'accessAid');
				var afterRow = null;
				for ( var i=0; i < MySavedButtons.savedRows.length; i++ ) {
					if ( MySavedButtons.savedRows[i] == this && i != (MySavedButtons.savedRows.length-1) ) {
						YAHOO.util.Dom.addClass(MySavedButtons.savedRows[i+1], 'after-open');
						afterRow = MySavedButtons.savedRows[i+1];
					}
				}
				for ( var i=0; i < MySavedButtons.savedRows.length; i++ ) {
					if ( MySavedButtons.savedRows[i] != this ) {
						if ( YAHOO.util.Dom.hasClass(MySavedButtons.savedRows[i], 'after-open') && MySavedButtons.savedRows[i] != afterRow ) {
								YAHOO.util.Dom.removeClass(MySavedButtons.savedRows[i], 'after-open');
						}
						if ( YAHOO.util.Dom.hasClass(MySavedButtons.savedRows[i], 'open-row') ) {
							YAHOO.util.Dom.removeClass(MySavedButtons.savedRows[i], 'open-row');
							var kids = [];
							kids.push(YAHOO.util.Dom.getElementsByClassName('dd-with-price', 'ul', MySavedButtons.savedRows[i]),
										YAHOO.util.Dom.getElementsByClassName('dd-without-price', 'ul', MySavedButtons.savedRows[i]),
										YAHOO.util.Dom.getElementsByClassName('open-actions', 'div', MySavedButtons.savedRows[i]) );
							for ( var j=0; j < kids.length; j++ ) {
								YAHOO.util.Dom.addClass(kids[j], 'accessAid');
							}
						}
					}
				}
				
			}
		}
	}
}

YAHOO.util.Event.onDOMReady(MySavedButtons.init);

It looks like PayPal finally fixed this yesterday or earlier. They were using two CDNs at the time I tested, both akamai (one IP) and fastly (4 IPs). Their fastly servers also seem to sometimes hang forever, but no 404s from either CDN now.