function dateClear(className)
{
	var hasClassName = new RegExp("(?:^|\\s)" + className + "(?:$|\\s)");
	var allElements = document.getElementsByTagName("*");
	var results = [];
	var mylist = new Array(10);
	for(var k=0; k<10;k++)
	{
		mylist[k]="";
	}
	var element;
	for (var i = 0; (element = allElements[i]) != null; i++) 
	{
		var elementClass = element.className;
		if (elementClass && elementClass.indexOf(className) != -1 && hasClassName.test(elementClass))
		{
			var check = false;
			for( var j=0; j<10; j++)
			{
				if(mylist[j]==element.innerText)
				{
				check = true;
				}
			}
			if(check==false)
			{
				for(var a=0; a<10;a++)
				{
					if(mylist[a]=="")
					{      
						mylist[a]=element.innerText;
						break;
					}
				}
			}
			else
			{
				element.style.visibility="hidden";
			}
		results.push(element);}
	}
	return results;	
}