function $(v){
	return document.getElementById(v);
}
function div_postition(divName,left,top)
{
    var w1 = 1280;  //------//
    var w2 = 1024;  // 常量 //
    var h1 = 1024;  //------//
    var h2 = 768;    
    
    var w = screen.width;   
    var h = screen.height;     
    
    if(w== w1 && h == h1){      //1280*1024 分辨率
        //style="position: absolute; width: 118px; height: 103px; z-index: 1; left: 925px; top: 178px" id="layer1"
        $(divName).style.left=925;
        $(divName).style.top=178;        
    }else if(w==w2 && h== h2){  //1024*768 分辨率
	    //position: absolute; width: 118px; height: 103px; z-index: 1; left: 793px; top: 180px" id="layer1"
        $(divName).style.left=793;
        $(divName).style.top=180;                
    }
}
//由当前的分辨率从页定义div的位置 1280*1024  1024*768 
//document.write(h);
function check_screen(divName){            
    var w1 = 1280;  //------//
    var w2 = 1024;  // 常量 //
    var h1 = 1024;  //------//
    var h2 = 768;    
    
    var w = screen.width;   
    var h = screen.height;     
    
    if(w== w1 && h == h1){      //1280*1024 分辨率
        //style="position: absolute; width: 118px; height: 103px; z-index: 1; left: 925px; top: 178px" id="layer1"
        $(divName).style.left=925;
        $(divName).style.top=178;        
    }else if(w==w2 && h== h2){  //1024*768 分辨率
	    //position: absolute; width: 118px; height: 103px; z-index: 1; left: 793px; top: 180px" id="layer1"
        $(divName).style.left=793;
        $(divName).style.top=180;                
    }
}
function check_screen2(divName){            
    var w1 = 1280;  //------//
    var w2 = 1024;  // 常量 //
    var h1 = 1024;  //------//
    var h2 = 768;    
    
    var w = screen.width;   
    var h = screen.height;     
    
    if(w== w1 && h == h1){      //1280*1024 分辨率
        //olute; width: 118px; height: 103px; z-index: 1; left: 927px; top: 180px" id="layer1">
        $(divName).style.left=927;
        $(divName).style.top=160;        
    }else if(w==w2 && h== h2){  //1024*768 分辨率
	    //width: 118px; height: 103px; z-index: 1; left: 796px; top: 180px" id="layer1">
        $(divName).style.left=796;
        $(divName).style.top=180;                
    }
}