parent.document.oncontextmenu=new Function('parent.window.event.returnValue=false;');
parent.document.ondragstart=new Function('parent.window.event.returnValue=false;');
parent.document.onselectstart=new Function('parent.window.event.returnValue=false;');

function doSearch() {
  var keywords = Trim(document.searchForm.keywords.value);
  document.searchForm.keywords.value = keywords;
  var searchtype = document.searchForm.searchtype.value;
  if((keywords == "")) {
    alert("请输入关键字！");
    document.searchForm.keywords.focus();
    return false;
  }
  if(searchtype == "jobsearch") {
  	url = "/job/index.asp?jobname="+keywords;
  	document.searchForm.action = url;
  	document.searchForm.submit();
  }
  if(searchtype== "resumesearch") {
  	url = "/resume/index.asp?major="+keywords;
  	document.searchForm.action = url;
  	document.searchForm.submit();
  }
 
}
function Trim(str){    
 return str.replace(/(^\s*)|(\s*$)/g,"");
}

function funcSearch() {
 var keywords = Trim(document.search_keywords.keywords_text.value);
document.search_keywords.keywords_text.value = keywords;  
    if (keywords == null || Trim(keywords) == "" || keywords == "输入职位关键字") {
        alert("请输入职位关键字");
        return false;
    }
	document.search_keywords.target="_blank";
    document.search_keywords.action="/job/index.asp?jobname=" + keywords;  
	 document.search_keywords.submit();
}
function funcEnter() {
    if(event.keyCode == 13) {
	    funcSearch();
	}
}
function funcFocus(text) {
    if (text.value=="输入职位关键字" || Trim(text.value)=="") {
        text.value="";
    }
}

 function changeImg(obj,width,height) {
    if ( obj.width > width || obj.height > height ) {
      var scale;
      var scale1 = obj.width / width;
      var scale2 = obj.height / height;

      if(scale1 > scale2){
        scale = scale1;
      }else{
        scale = scale2;
      }

      obj.width = obj.width / scale;
    }
  }