#poisk {  
     background:url(http://ucose.ucoz.ru/Iconn/uSE.png) no-repeat;  
     width:293px;    
     height:60px;    
     padding-top:17px;    
     }  

     #forma {  
     background:none;    
     font-size:15px;    
     font-family:Verdana;    
     color:#99958c;    
     margin-left:32px;    
     border:none;    
     }  

     .knp {  
     background:no-repeat;  
     width:60px;  
     height:60px;  
     border:none;    
     position:absolute;    
     top:-0px;  
     }  

     .knp:hover {  
     background: 0px -60px no-repeat;  
     cursor:pointer;    
     }

<form action="http://ВАШ Сайт/news/" id="poisk" method="post">  
     <div style="position:relative;">  
     <input type="text" name="query" id="forma" value="Найти.." onfocus="if(this.value=='search...')this.value=''" onblur="if(this.value=='')this.value='search...'"/>  
     <input class="knp" name="sfSbm" type="submit" value="" />  
     <input name="a" value="14" type="hidden">  
     </div>  
     </form>