מתוקן

<script>
if (document.location.pathname.indexOf('/heb/pages/default.aspx') > -1) {
    var target = document.getElementById('MsgThanks');

    var observer = new MutationObserver(function(mutations) {
        mutations.forEach(function(mutation) {
            var chkstring = 'style=\"\"';
            if (mutation.target.outerHTML.indexOf(chkstring) > -1) {
                dataLayer.push({
                    'event': 'form-submit'
                });
            }
            console.log(mutation.target.outerHTML);
        });
    });

    observer.observe(target, {
        attributes: true,
        attributeFilter: ['style']
    });

}
else if(document.location.hostname.indexOf('knowledge') > -1) {
    var target = document.querySelector('div.bottom-container');

    var observer = new MutationObserver(function(mutations) {
        mutations.forEach(function(mutation) {
        	if (mutation.target.outerHTML.indexOf('thankYou') > -1){
        		dataLayer.push({
        		    'event': 'form-submit'
        		});
        	}
            console.log(mutation.target);
        });
    });

    var config = {
        attributes: true
    };

    observer.observe(target, config);
}
</script>