function showHide(id) {                
		if(document.getElementById(id).style.display=='none')
                   {getElementByClass("boardDescription");
                    document.getElementById(id).style.display = 'block';}
                else
                   {document.getElementById(id).style.display = 'none';}
	}
        /* getElementByClass
    /**********************/

    var allHTMLTags = new Array();

    function getElementByClass(theClass) {

    //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==theClass) {

    allHTMLTags[i].style.display='none';

    }
    }
    }