var ifr = document.getElementById("lf-iframe-embed-code-77241"); if (window.location.href && window.location.href.indexOf('?') > -1) { var get = window.location.href.substr(window.location.href.indexOf('?') + 1); if (ifr && get.length > 0) { var src = ifr.src; src = src.indexOf('?') > -1 ? src + '&' + get : src + '?' + get; ifr.src = src; } } var iframePosition = function(e) { var n = ifr.getBoundingClientRect().top + pageYOffset; ifr.contentWindow.postMessage(JSON.stringify({type: 'iframeTop', value1: n}), '*'); }, onTestScroll = function(e) { window.pageYOffset || document.documentElement.scrollTop; var n = ifr.getBoundingClientRect(); ifr.contentWindow.postMessage( JSON.stringify({type: 'windowTop', value2: n.y || n.top, value3: window.innerHeight}), '*'); }; window.addEventListener ? (window.addEventListener('scroll', onTestScroll, !1), window.addEventListener( 'load', onTestScroll, !1), window.addEventListener('scroll', iframePosition, !1), window.addEventListener('load', iframePosition, !1), window.addEventListener('DOMContentLoaded', iframePosition, !1)) : window.attachEvent && (window.addEventListener('DOMContentLoaded', iframePosition), window.attachEvent('scroll', onTestScroll), window.addEventListener('load', onTestScroll)); window.handleIFrameMessage = function(e) { if (e.data.length > 0) { try { var args = JSON.parse(e.data); var iframe = document.getElementById("lf-iframe-embed-code-77241"); var formIds = ["77241"]; if (formIds.indexOf(args.formID) !== -1) { switch (args.case) { case 'redirectTo': window.open(decodeURI(args.redirectToURL), '_self'); ifr.src = ifr.src; break; case 'resizeIframe': iframe.width = args.scrollWidth + 'px', iframe.height = args.scrollHeight + 'px'; break; case 'stepChanged' : var elCoords = getCoords(ifr), isFormOnScreen = isOnScreen(ifr, false); if (!isFormOnScreen) { window.scrollTo(0, elCoords.top); } break; case 'scrollTo': window.scrollTo({top: args.scrollToPosition}); break; } } if ('contentWindow' in iframe && 'postMessage' in iframe.contentWindow) { var urls = { 'docurl': encodeURIComponent(document.URL), 'referrer': encodeURIComponent(document.referrer), }; iframe.contentWindow.postMessage(JSON.stringify({'type': 'urls', 'value': urls}), '*'); } } catch (e) {} } }; if (window.addEventListener) { window.addEventListener('message', handleIFrameMessage, false); } else if (window.attachEvent) { window.attachEvent('onmessage', handleIFrameMessage); } var getCoords = function(elem) { var box = elem.getBoundingClientRect(); var body = document.body; var docEl = document.documentElement; var scrollTop = window.pageYOffset || docEl.scrollTop || body.scrollTop; var scrollLeft = window.pageXOffset || docEl.scrollLeft || body.scrollLeft; var clientTop = docEl.clientTop || body.clientTop || 0; var clientLeft = docEl.clientLeft || body.clientLeft || 0; var top = box.top + scrollTop - clientTop; var left = box.left + scrollLeft - clientLeft; return {top: Math.round(top), left: Math.round(left)}; }; var isOnScreen = function(_this, partial) { var t = _this; var box = t.getBoundingClientRect(); var win = {h: window.innerHeight, w: window.innerWidth}; var topEdgeInRange = box.top >= 0 && box.top = 0 && box.bottom = 0 && box.left = 0 && box.right <= win.w; var coverScreenHorizontally = (box.left = win.w); var coverScreenVertically = (box.top = win.h); var topEdgeInScreen = topEdgeInRange && (leftEdgeInRange || rightEdgeInRange || coverScreenHorizontally); var bottomEdgeInScreen = bottomEdgeInRange && (leftEdgeInRange || rightEdgeInRange || coverScreenHorizontally); var leftEdgeInScreen = leftEdgeInRange && (topEdgeInRange || bottomEdgeInRange || coverScreenVertically); var rightEdgeInScreen = rightEdgeInRange && (topEdgeInRange || bottomEdgeInRange || coverScreenVertically); var isPartiallyOnScreen = topEdgeInScreen || bottomEdgeInScreen || leftEdgeInScreen || rightEdgeInScreen; var isEntirelyOnScreen = topEdgeInScreen && bottomEdgeInScreen && leftEdgeInScreen && rightEdgeInScreen; return partial ? isPartiallyOnScreen : isEntirelyOnScreen; };