function getTables(){
    var table1  =   document.getElementById('firstcont_tbl');
    var table2  =   document.getElementById('seccont_tbl');
    var table3  =   document.getElementById('orderTable');
    
    var retArray    =   new Array(table1,table2,table3);
    return retArray;
}

function thighl(colNum){
    var tables      =   getTables();
    var highlColor  =   '#F0F3F6';
    var highlColor2 =   '#BBBBBB';
    var table1      =   tables[0];
    var table2      =   tables[1];
    var table3      =   tables[2];
    var table1_trs  =   table1.getElementsByTagName('tr');
    var table2_trs  =   table2.getElementsByTagName('tr');
    var table3_trs  =   table3.getElementsByTagName('tr');
    var acTDs       =   false;
    
    for(var cc_count=0; cc_count < table1_trs.length; cc_count++){
        acTDs   =   table1_trs[cc_count].getElementsByTagName('td');
        acTDs[colNum].style.background  =   highlColor;
    }
    
    for(var cc_count2=0; cc_count2 < table2_trs.length; cc_count2++){
        acTDs   =   table2_trs[cc_count2].getElementsByTagName('td');
        acTDs[colNum].style.background  =   highlColor;
    }
    
    for(var cc_count3=0; cc_count3 < table3_trs.length; cc_count3++){
        acTDs   =   table3_trs[cc_count3].getElementsByTagName('td');
        acTDs[colNum].style.border  =   '1px solid '+highlColor2;
        acTDs[colNum].style.borderWidth  =   '0 0 1px 1px';
    }
}

function thighl_reverse(colNum){
    var tables              =   getTables();
    var deBackColor         =   '#F7FAFF';
    var deBackColor_alt     =   '#FFF';
    var table1              =   tables[0];
    var table2              =   tables[1];
    var table3              =   tables[2];
    var table1_trs          =   table1.getElementsByTagName('tr');
    var table2_trs          =   table2.getElementsByTagName('tr');
    var table3_trs          =   table3.getElementsByTagName('tr');
    var acTDs               =   false;
    var acCol       =   deBackColor;
    
    for(var cc_count=0; cc_count < table1_trs.length; cc_count++){
        acTDs   =   table1_trs[cc_count].getElementsByTagName('td');
        acTDs[colNum].style.background  =   acCol;
        
        if(acCol    ==  deBackColor){
            acCol       =   deBackColor_alt;
        }else{
            acCol       =   deBackColor;
        }
    }
    
    acCol       =   deBackColor;
    
    for(var cc_count2=0; cc_count2 < table1_trs.length; cc_count2++){
        acTDs   =   table2_trs[cc_count2].getElementsByTagName('td');
        acTDs[colNum].style.background  =   acCol;
        
        if(acCol    ==  deBackColor){
            acCol       =   deBackColor_alt;
        }else{
            acCol       =   deBackColor;
        }
    }
    
    for(var cc_count3=0; cc_count3 < table3_trs.length; cc_count3++){
        acTDs   =   table3_trs[cc_count3].getElementsByTagName('td');
        acTDs[colNum].style.border  =   'none';
    }
}