It loops through every row and passes the ID and field data into URLs. If more than 10 are selected, it will batch process URLs to avoid invalid URLs.

crmc.addCustomAction({ "itemID": "SendToPardot", "isAvailable": function (context){return this.featureSecurity.getSetting(context.objectDescribe.name,this.itemID)!==!1}, "getLabel": function (context){return"Send to Pardot"}, "createSubmenuItems": function (context){return[]}, "click": function (context){ var makeURL = function(row, retUrl) { var email = encodeURIComponent(row.Email); var id = encodeURIComponent(row.id); var partnerSrv = encodeURIComponent(context.actionGrid.settings.Partner_Server_URL_290); var session = encodeURIComponent(sforce.connection.sessionId); // console.log('Email: ' + row.Email + ', ID: ' + row.id); // console.log('Session: ' + session); // console.log('Partner Server: ' + partnerSrv); return 'https://pi.pardot.com/prospect/sync/email/'+ email +'?contact_id='+ id +'&sessionid='+ session +'&serverurl='+ partnerSrv +'&redirect_location=' + encodeURIComponent(retUrl); } var windows = []; var rowsProcessed = 0; var batchCount = Math.ceil(context.selectedRows.length / 10); var timer = setInterval(function () {Monitor()}, 500); var queue = []; for (var i = 0; i < batchCount; i++) { var tUrl = window.location; var batch = Between(rowsProcessed, context.selectedRows); batch.map(function(row) { if(row != undefined){ tUrl = makeURL(row, tUrl); } }); rowsProcessed += batch.length; queue.push(tUrl); }; function ProcessUrl(url){ windows.push(window.open(url)); windows[windows.length - 1].addEventListener('load', function() { windows[window.length - 1].close(); }, false); } function Between(start, array){ var end = start + 10 var list = []; for (var i = start; i <= end - 1; i++) { if(i > array.length - 1){ break; } else{ list.push(array[i]); } } return list; } function Monitor(){ if(queue.length > 0){ if(windows.length < 5){ PushBatch(undefined); } }else if(queue.length == 0){ clearTimeout(timer); alert("Sync to Pardot has finished! Please wait for the remaining windows to close automatically :)"); } //Some Loading bar code here... } function BatchComplete(index){ windows[index].close(); PushBatch(index); } function PushBatch(index){ if(index == undefined){ windows.push(window.open(queue.shift())); var index = windows.length - 1; windows[index].addEventListener('load', function() { BatchComplete(index); }, false); } else{ if(queue.length > 0){ windows[index] = window.open(queue.shift()); windows[index].addEventListener('load', function() { BatchComplete(index); }, false); } } } }});///Old// crmc.addCustomAction({// "itemID": "SendToPardot",// "isAvailable": function (context){return this.featureSecurity.getSetting(context.objectDescribe.name,this.itemID)!==!1},// "getLabel": function (context){return"Send to Pardot"},// "createSubmenuItems": function (context){return[]},// "click": function (context){// var makeURL = function(row, retUrl) {// email = encodeURIComponent(row.Email);// id = encodeURIComponent(row.id);// var partnerSrv = encodeURIComponent(context.actionGrid.settings.Partner_Server_URL_290);// var session = encodeURIComponent(sforce.connection.sessionId);// // console.log('Email: ' + row.Email + ', ID: ' + row.id);// // console.log('Session: ' + session);// // console.log('Partner Server: ' + partnerSrv);// return 'https://pi.pardot.com/prospect/sync/email/'+ email +'?contact_id='+ id +'&sessionid='+ session +'&serverurl='+ partnerSrv +'&redirect_location=' + encodeURIComponent(retUrl);// }// var url = window.location;// if(context.selectedRows.length > 10){// console.log("Sorry, 10 records or less :(");// alert("Sorry, 10 records or less :(");// }// else{// context.selectedRows.map(function(row) {// url = makeURL(row, url);// });// window.location = url;// }// }// });