.receivedMessageTriangle{
	     width:0; 
	     height:0; 
	     border-right:5px solid transparent;
	     border-top:5px solid #ccc;
	     border-left:5px solid #ccc;
	     border-bottom:5px solid transparent;
	}
	 
	 .sentMessageTriangle{
	     width:0; 
	     height:0; 
	     border-right:5px solid #ccc;
	     border-top:5px solid #ccc;
	     border-left:5px solid transparent;
	     border-bottom:5px solid transparent;
	}
	.receivedMessageBlock{
		width:80%;float:left;margin:10px 2%;float:left;border:1px solid #eee;padding:6px 1% 0px;border-radius:7px;position:relative;
	}
	.sentMessageBlock{
		width:80%;float:left;margin:10px 2%;float:right;border:1px solid #eee;padding:6px 1% 0px;border-radius:7px;position:relative;
	}