function hideshow() {
	
	var allHTMLTags = new Array();

	//Create Array of All HTML Tags
	var allHTMLTags=document.getElementsByTagName("*");

	//Loop through all tags using a for loop
	for (i=0; i<allHTMLTags.length; i++) {

	//Get all tags with the specified class name.
		if (allHTMLTags[i].className=="revhistory") {
		
	// Make my stuff visible again
		allHTMLTags[i].style.display = "inline";
		
		}
	}
}