//Create an array 
var allPageTags = new Array(); 

function doSomethingWithClasses(theClass){
//Populate the array with all the page tags
var allPageTags=document.getElementsByTagName("*");
	//Cycle through the tags using a for loop
	for (i=0; i<allPageTags.length; i++) {
	//Pick out the tags with our class name
		if (allPageTags[i].className==theClass) {
		//Manipulate this in whatever way you want
			if((allPageTags[i].style.display == 'inline-block') || (allPageTags[i].style.display == 'table-cell')){
				allPageTags[i].style.display = 'none';
			}
			else{
				allPageTags[i].style.display = 'inline-block';
                                if(!(navigator.appVersion.indexOf("MSIE") > -1)){
				    allPageTags[i].style.display = 'table-cell';
                                }
			}
		}
	}
}