function jtrim(str)
{     while ((str.charAt(0)==" ")||(str.charAt(0)=="　"))
          {str=str.substr(1);}      
     while (str.charAt(str.length-1)==" ")
         {str=str.substr(0,str.length-1);}
     return(str);
}

//小数或浮点
function   isNum(str){   
  return   (str.search(/^\d+(\.\d+)?$/)==-1);   
  }   


//小数
function fucCheckNUM(NUM)   
  {   
    var   i,j,strTemp;   
    strTemp="0123456789";   
    if   (   NUM.length==   0)   
      return   0   
    for   (i=0;i<NUM.length;i++)   
    {   
      j=strTemp.indexOf(NUM.charAt(i));     
      if   (j==-1)   
      {   
         
        return true;   
      }   
    }   
   
    return false;   
  }   


function cls()   
  {   
	if(jtrim(document.Form2.search1.value)=="请输入商品名称")
	{ 

		document.Form2.search1.value=""
	}
	else
	{
		document.Form2.search1.value ="请输入商品名称"
	}
  }   

function cls2()   
  {   
	document.Form2.search_broad.value=""
  }   

function cls3()   
  {   
  if(jtrim(document.Form2.search_broad.value)=="请输入商品编号,如::E5305U F5413C" || jtrim(document.Form2.search_broad.value)=="" )
	
	{
	document.Form2.search_broad.value="请输入商品编号,如::E5305U F5413C"
	}
  }   






function cls0()
{


  
document.Form2.search1.value ="";

}


function cls4()
{

if(document.Form2.search1.value=="" ||document.Form2.search1.value=="请输入商品名称" )
{
document.Form2.search1.value ="请输入商品名称";
}
}


function onkeyup1()
{
key=window.event.keyCode;
if(key==0xD)//判断是否按下回车键
{
clean00()
//document.Form2.submit();
}
 }



function clean00()
{

  if (document.Form2.radiosearch[0].checked)
    {
	
		if(jtrim(document.Form2.search1.value)=="" || jtrim(document.Form2.search1.value)=="请输入商品名称")
		{
			alert("请输入搜索条件!");
			return;
		}else
		{

		document.Form2.submit();
		}
    
    }

  if (document.Form2.radiosearch[1].checked)
    {
	
		if(jtrim(document.Form2.search_broad.value)=="")
		{
			alert("请输入商品编号!");
			return;

			

		}else
		{



			//if(isEnAndNum(jtrim(document.Form2.search_broad.value))) 
			if (!(IsDigit(jtrim(document.Form2.search_broad.value)) || IsAlpha(jtrim(document.Form2.search_broad.value)))) 
			{
			alert("请输入正确的商品编号!");
			return;
			}
			
		if(document.Form2.search_broad.value.length < 4 || document.Form2.search_broad.value.length >12) 
			{
			alert("您输入的特许商品编号长度不正确,请输入4--12位商品编号!");
			return;
			}
			

		document.Form2.submit();
		}
    
    }


  if (document.Form2.radiosearch[2].checked)
    {
	
		if(jtrim(document.Form2.price_1.value)=="" && jtrim(document.Form2.price_2.value)=="")
		{
			alert("请输入商品价格区间!");
			return;
		}else
		{



		if(isNum(jtrim(document.Form2.price_1.value))) 
			{
			alert("请输入正确的起始商品价格!");
			return;
			}
		if(isNum(jtrim(document.Form2.price_2.value))) 
			{
			alert("请输入正确的终止商品价格!");
			return;
			}
                   
		if(jtrim(document.Form2.price_2.value)-jtrim(document.Form2.price_1.value) <0 )
		{
			alert("终止商品价格小于商品起始价格，请重新输入!");
			return;
		}

	if(jtrim(document.Form2.price_2.value)-jtrim(document.Form2.price_1.value) >5000 )
		{
			alert("您输入的价格区间内搜索结果过多，不利于您查找商品，请缩小价格区间再次进行查询");
			return;
		}

	
		document.Form2.submit();
		}
    
    }



	
}

		function showList(i1,i2,i3)
			{

			document.Form2.search1.value="请输入商品名称";
			document.Form2.search_broad.value="请输入商品编号,如::E5305U F5413C";
			document.Form2.rckcode1.value="";
			document.Form2.price_1.value=""
			document.Form2.price_2.value=""



				if (document.getElementById("show" + i1).style.display == 'none') 
				{
					document.getElementById("show" + i1).style.display = 'block';
					document.getElementById("show" + i2).style.display = 'none';
					document.getElementById("show" + i3).style.display = 'none';
					
				}
				else 
				{
					//show_1.style.display = 'none';
			
				}
			}
			
function IsDigit(cCheck) { return (('0'<=cCheck) && (cCheck<='9')); } 
function IsAlpha(cCheck) { return ((('a'<=cCheck) && (cCheck<='z')) || (('A'<=cCheck) && (cCheck<='Z'))) }