function tile(src){ 
if (!document.all) 
return 
ss.style.backgroundImage="url("+src+")" 
ss2.style.backgroundImage="url('tp/s1.jpg')"
ss3.style.backgroundImage="url('tp/s1.jpg')"
ss4.style.backgroundImage="url('tp/s2.jpg')"
ss5.style.backgroundImage="url('tp/s2.jpg')"
sskeys.key3.value="请输入建材关键字"
sskeys.sslb.value="0"
} 
function tile2(src){ 
if (!document.all) 
return 
ss2.style.backgroundImage="url("+src+")" 
ss.style.backgroundImage="url('tp/s1.jpg')"
ss3.style.backgroundImage="url('tp/s1.jpg')"
ss4.style.backgroundImage="url('tp/s2.jpg')"
ss5.style.backgroundImage="url('tp/s2.jpg')"
sskeys.key3.value="请输入公司关键字"
sskeys.sslb.value="2"
} 
function tile3(src){ 
if (!document.all) 
return 
ss3.style.backgroundImage="url("+src+")" 
ss2.style.backgroundImage="url('tp/s1.jpg')"
ss.style.backgroundImage="url('tp/s1.jpg')"
ss4.style.backgroundImage="url('tp/s2.jpg')"
ss5.style.backgroundImage="url('tp/s2.jpg')"
sskeys.key3.value="请输入新闻关键字"
sskeys.sslb.value="3"
} 
function tile4(src){ 
if (!document.all) 
return 
ss4.style.backgroundImage="url("+src+")" 
ss2.style.backgroundImage="url('tp/s1.jpg')"
ss3.style.backgroundImage="url('tp/s1.jpg')"
ss.style.backgroundImage="url('tp/s1.jpg')"
ss5.style.backgroundImage="url('tp/s2.jpg')"
sskeys.key3.value="请输入样板房关键字"
sskeys.sslb.value="4"
} 
function tile5(src){ 
if (!document.all) 
return 
ss5.style.backgroundImage="url("+src+")" 
ss2.style.backgroundImage="url('tp/s1.jpg')"
ss3.style.backgroundImage="url('tp/s1.jpg')"
ss4.style.backgroundImage="url('tp/s2.jpg')"
ss.style.backgroundImage="url('tp/s1.jpg')"
sskeys.key3.value="请输入设计师名称"
sskeys.sslb.value="5"
}
function focusit(){ 
sskeys.key3.value=""
} 
function checkForm(){
	var v = trim(document.sskeys.key3.value);
	if(v.length > 48){
		alert("您输入的关键字过长！");
		return false;
	}   
	if(v == ""  || v.substring(0,3) == "请输入") {
		alert("请输入关键字！");
		return false;
	} 
	return true;
}
/* 函数说明：去除头尾空格 */
function trim(inputString) {
	return inputString.replace(/^ +/,"").replace(/ +$/,"");
}

function xwdh1(src){ 
document.getElementById('td1').background='image/zixun.jpg';
document.getElementById('td2').background='';
document.getElementById('td3').background='';
document.getElementById('td4').background='';
document.getElementById('td5').background='';
} 

function xwdh2(src){
document.getElementById('td1').background='';
document.getElementById('td2').background='image/zixun.jpg';
document.getElementById('td3').background='';
document.getElementById('td4').background='';
document.getElementById('td5').background='';
} 

function xwdh3(src){ 
document.getElementById('td1').background='';
document.getElementById('td2').background='';
document.getElementById('td3').background='image/zixun.jpg';
document.getElementById('td4').background='';
document.getElementById('td5').background='';
}
function xwdh4(src){ 
document.getElementById('td1').background='';
document.getElementById('td2').background='';
document.getElementById('td3').background='';
document.getElementById('td4').background='image/zixun.jpg';
document.getElementById('td5').background='';

}
function xwdh5(src){ 
document.getElementById('td1').background='';
document.getElementById('td2').background='';
document.getElementById('td3').background='';
document.getElementById('td4').background='';
document.getElementById('td5').background='image/zixun.jpg';
}


function newsh1(src){ 


document.getElementById('snews1').style.display='block';
document.getElementById('snews2').style.display='none';
document.getElementById('snews3').style.display='none';
document.getElementById('snews4').style.display='none';
document.getElementById('snews5').style.display='none';
document.getElementById('snews6').style.display='none';
} 

function newsh2(src){

document.getElementById('snews2').style.display='block';
document.getElementById('snews1').style.display='none';
document.getElementById('snews3').style.display='none';
document.getElementById('snews4').style.display='none';
document.getElementById('snews5').style.display='none';
document.getElementById('snews6').style.display='none';
} 

function newsh3(src){ 


document.getElementById('snews3').style.display='block';
document.getElementById('snews2').style.display='none';
document.getElementById('snews1').style.display='none';
document.getElementById('snews4').style.display='none';
document.getElementById('snews5').style.display='none';
document.getElementById('snews6').style.display='none';
}
function newsh4(src){ 

document.getElementById('snews4').style.display='block';
document.getElementById('snews2').style.display='none';
document.getElementById('snews3').style.display='none';
document.getElementById('snews1').style.display='none';
document.getElementById('snews5').style.display='none';
document.getElementById('snews6').style.display='none';
}
function newsh5(src){ 


document.getElementById('snews5').style.display='block';
document.getElementById('snews2').style.display='none';
document.getElementById('snews3').style.display='none';
document.getElementById('snews4').style.display='none';
document.getElementById('snews1').style.display='none';
document.getElementById('snews6').style.display='none';
}
function newsh6(src){ 

}

function qynewsh1(src){ 
document.getElementById('qynews1').style.display='block';
document.getElementById('qynews2').style.display='none';
document.getElementById('qynews3').style.display='none';
} 
function qynewsh2(src){
document.getElementById('qynews2').style.display='block';
document.getElementById('qynews1').style.display='none';
document.getElementById('qynews3').style.display='none';

} 
function qynewsh3(src){ 
document.getElementById('qynews3').style.display='block';
document.getElementById('qynews2').style.display='none';
document.getElementById('qynews1').style.display='none';

}

function qynewdh1(src){ 
document.getElementById('qytd1').background='image/righttitle3.jpg';
document.getElementById('qytd2').background='';
document.getElementById('qytd3').background='';


} 

function qynewdh2(src){
document.getElementById('qytd1').background='';
document.getElementById('qytd2').background='image/righttitle3.jpg';
document.getElementById('qytd3').background='';

} 

function qynewdh3(src){ 
document.getElementById('qytd1').background='';
document.getElementById('qytd2').background='';
document.getElementById('qytd3').background='image/righttitle3.jpg';

}