function veranderopacity(object,hoeveel){
hoeveelheid=(hoeveel==0)? 1 : 0.2
if (object.style.MozOpacity)
object.style.MozOpacity=hoeveelheid
else if (object.filters)
object.filters.alpha.opacity=hoeveelheid*100
}

var height = 0;

var div_search = document.getElementById('search_part');

function resize(){
if (height == 0) {
if (height == 0) { 
	   height = 0;
	 openit(); 
	 }
	  }
else {  
if (height == 55) { 
height = 55;
	 closeit(); }
	 }
}        
			
function openit() {    
if (height < 55) { 
var div_search = document.getElementById('search_part');
if (height < 20) { 
height += 7; 
}else{ 
height += 2; 
 }
 div_search.style.height =  height + "px"; 
 setTimeout('openit()',1);
} 
}
	
function closeit() {    
if (height > 0) { 
var div_search = document.getElementById('search_part');
if (height > 20) { 
height -= 7; 
}else{ 
height -= 2; 
 }
div_search.style.height =  height + "px"; 
setTimeout('closeit()',1);
} 
}