I can confirm that the class jqtransformsafari is added to the wrapper on my google chrome.
$.fn.jqTransInputText = function(){
return this.each(function(){
var safari = $.browser.safari; /* We need to check for safari to fix the input:text problem */
var $input = $(this);
if($input.hasClass('jqtranformdone') || !$input.is('input')) {return;}
$input.addClass('jqtranformdone');
var oLabel = jqTransformGetLabel($(this));
oLabel && oLabel.bind('click',function(){$input.focus();});
var inputSize=$input.width();
if($input.attr('size')){
inputSize = $input.attr('size')*10;
$input.css('width',inputSize);
}
$input.addClass("jqTransformInput").wrap('<div class="jqTransformInputWrapper"><div class="jqTransformInputInner"><div></div></div></div>');
var $wrapper = $input.parent().parent().parent();
$wrapper.css("width", inputSize+10);
$input
.focus(function(){$wrapper.addClass("jqTransformInputWrapper_focus");})
.blur(function(){$wrapper.removeClass("jqTransformInputWrapper_focus");})
.hover(function(){$wrapper.addClass("jqTransformInputWrapper_hover");},function(){$wrapper.removeClass("jqTransformInputWrapper_hover");})
;
/* If this is safari we need to add an extra class */
safari && $wrapper.addClass('jqTransformSafari');
safari && $input.css('width',$wrapper.width()+16);
this.wrapper = $wrapper;
});
};