function changeImage()
{
	//dojo.byId('imgcode').src='';
	dojo.byId('imgcode').src='/imagecode/imgcode/'+Math.random();//加上随机数，不然地址一样，不会重新载入
	return false;
}


function contactusButton()
{
	if(dijit.byId('contactusForm').isValid()){

        dijit.byId('contactusForm').submit();
		
	}else{
		alert('please enter correct data！');
	}
	
}

function prosearchButton()
{
    var value=dojo.byId('prosearch').value;
	if(value!=''){
        location.href='/index/search/value/'+value;
	}else{
        alert('please enter value in the textbox');
	}
}

function prosearchButton1()
{
    var value=dojo.byId('prosearch1').value;
	if(value!=''){
        location.href='/index/search/value/'+value;
	}else{
        alert('please enter value in the textbox');
	}
}

dojo.addOnLoad(function(){dojo.connect(dijit.byId("contactusButton"),"onClick",contactusButton);});
dojo.addOnLoad(function(){dojo.connect(dojo.byId("prosearchButton"),"click",prosearchButton);});
dojo.addOnLoad(function(){dojo.connect(dojo.byId("prosearchButton1"),"click",prosearchButton1);});