rem: for (var name in style) { var value = style[name]; if(name == 'opacity') { if (value == 1) { value = (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0; if(/MSIE/.test(navigator.userAgent) && !window.opera) element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,''); } else if(value == '') { if(/MSIE/.test(navigator.userAgent) && !window.opera) element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,''); } else { if(value < 0.00001) value = 0; if(/MSIE/.test(navigator.userAgent) && !window.opera) element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') + 'alpha(opacity='+value*100+')'; } } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat'; element.style[name.camelize()] = value; } 
add: var elementStyle = element.style;  for (var property in styles) if (property == 'opacity') element.setOpacity(styles[property]) else elementStyle[(property == 'float' || property == 'cssFloat') ? (elementStyle.styleFloat === undefined ? 'cssFloat' : 'styleFloat') : (camelized ? property : property.camelize())] = styles[property];  
context:   setStyle: function(element, style) {    element = $(element);    for (var name in style) {      var value = style[name];      if(name == 'opacity') {        if (value == 1) {          value = (/Gecko/.test(navigator.userAgent) &&            !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0;          if(/MSIE/.test(navigator.userAgent) && !window.opera)            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');        } else if(value == '') {          if(/MSIE/.test(navigator.userAgent) && !window.opera)            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');        } else {          if(value < 0.00001) value = 0;          if(/MSIE/.test(navigator.userAgent) && !window.opera)            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') +              'alpha(opacity='+value*100+')';        }      } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat';      element.style[name.camelize()] = value;    }    return element;  },
meta: 7608	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7608/d556a0875c83645645bd2067594241546d26d052/prototype.js/buggy/web/js/prototype.js